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Sean O'Sullivan
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Male; England (England); Born: 29 Apr 1994 (age )
Status: Amateur; First season as pro: 2012; Maximums: 1; Twitter: @SeanTheStorm147; Other sources: CueTracker; World Snooker

2024/2025
Q School 2 (27 May - 1 Jun 2025)
Rd 3 Northern Ireland Fergal Quinn (a) 4-1 England Sean O'Sullivan (a) Head to head Details 
Rd 2 England Sean O'Sullivan (a) 4-1 England William Lemons (a)   Details 
Q School 1 (21‑26 May 2025)
Rd 3 England Billy Castle (a) 4-2 England Sean O'Sullivan (a)   Details 
Rd 2 England Sean O'Sullivan (a) 4-2 England Steve Crowley (a)   Details 
Q Tour Global Play-Offs (11‑13 Mar 2025)
QF England Oliver Sykes (a) 5-1 England Sean O'Sullivan (a)   Details 
Q Tour 7 (7‑9 Feb 2025)
QF Ukraine Iulian Boiko (a) [11] 4-0 England Sean O'Sullivan (a) [8] Head to head Details 
Rd 3 England Sean O'Sullivan (a) [8] 4-1 Wales Alfie Davies (a) [44]   Details 
Rd 2 England Sean O'Sullivan (a) [8] 4-2 Iran Ehsan Heydari Nezhad (a) [14]   Details 
Rd 1 England Sean O'Sullivan (a) [8] 4-2 England Sean McAllister (a) [71]   Details 
WSF Championship (24 Jan - 1 Feb 2025)
Rd 2 Malta Brian Cini (a) 4-3 England Sean O'Sullivan (a) Head to head Details 
WSF Championship - B (24‑27 Jan 2025)
Grp England Sean O'Sullivan (a) 3-0 Belgium Lhabouze Guillaume (a)   Details 
Grp England Sean O'Sullivan (a) 3-0 Netherlands Amar Chedoe (a)   Details 
Grp England Sean O'Sullivan (a) w/o Morocco Elmehdi Lazrak Senhaji (a)  
Grp Northern Ireland Fergal Quinn (a) 3-1 England Sean O'Sullivan (a) Head to head Details 
Q Tour 6 (10‑12 Jan 2025)
Rd 2 Austria Florian Nüßle (a) [18] 4-3 England Sean O'Sullivan (a) [7]   Details 
Rd 1 England Sean O'Sullivan (a) [7] 4-3 France Brian Ochoiski (a) [57]   Details 
Q Tour 5 (13‑15 Dec 2024)
SF China Zhao Xintong (a) [1] 4-0 England Sean O'Sullivan (a) [12]   Details 

79-32 (62), 99-11 (99), 134-0 (102), 82-0 (82)
QF England Sean O'Sullivan (a) [12] 4-1 England Patrick Whelan (a) [41] Head to head Details 
Rd 3 England Sean O'Sullivan (a) [12] 4-3 Ukraine Iulian Boiko (a) [10] Head to head Details 
Rd 2 England Sean O'Sullivan (a) [12] 4-0 England Brandon Hall (a) [25] Head to head Details 
Rd 1 England Sean O'Sullivan (a) [12] 4-1 England Sean Maddocks (a) [43]   Details 
Shoot Out (4‑7 Dec 2024)
Rd 1 England Shaun Murphy [3] 69-13 England Sean O'Sullivan (a) Head to head Details 
O'Sullivan replaced Barry Hawkins.
Q Tour 4 (7‑10 Nov 2024)
QF England Ryan Davies (a) [12] 4-2 England Sean O'Sullivan (a) [22] Head to head Details 
Rd 3 England Sean O'Sullivan (a) [22] 4-2 England Harvey Chandler (a) [6] Head to head Details 
Rd 2 England Sean O'Sullivan (a) [22] 4-3 England Zack Richardson (a) [46] Head to head Details 
Rd 1 England Sean O'Sullivan (a) [22] 4-3 England Brandon Hall (a) [19] Head to head Details 
Q Tour 3 (4‑6 Oct 2024)
Rd 3 England Barry Pinches (a) [32] 4-0 England Sean O'Sullivan (a) [24] Head to head Details 
Rd 2 England Sean O'Sullivan (a) [24] 4-1 England Joshua Thomond (a) [22]   Details 
Rd 1 England Sean O'Sullivan (a) [24] 4-0 England Anthony Wall (a) [73]   Details 
Q Tour 2 (20‑22 Sep 2024)
Rd 3 England Mark Joyce (a) 4-1 England Sean O'Sullivan (a) Head to head Details 
Rd 2 England Sean O'Sullivan (a) 4-1 Wales Oliver Briffett-Payne (a)   Details 
Rd 1 England Sean O'Sullivan (a) 4-1 England Peter Lines (a)   Details 
Q Tour 1 (15‑18 Aug 2024)
Rd 1 England Simon Bedford (a) 4-3 England Sean O'Sullivan (a)   Details 
2023/2024
Q School 2 (27 May - 1 Jun 2024)
Rd 5 Pakistan Farakh Ajaib (a) 4-1 England Sean O'Sullivan   Details 
Rd 4 England Sean O'Sullivan 4-2 England Jamie O'Neill (a) Head to head Details 
Rd 3 England Sean O'Sullivan 4-1 England Adam Abbas (a)  
Rd 2 England Sean O'Sullivan 4-0 England Darren Burns (a)   Details 
Q School 1 (21‑26 May 2024)
Rd 3 England Andy Hicks 4-3 England Sean O'Sullivan Head to head Details 
Rd 2 England Sean O'Sullivan 4-1 England Lee Whaley (a)   Details 
World Championship Qual (8‑17 Apr 2024)
Q Rd 1 Hungary Bulcsu Revesz (a) 10-8 England Sean O'Sullivan [85]   Details 
Revesz was 6-1 down
World Open (18‑24 Mar 2024)
Rd 2 England Joe Perry [27] 5-1 England Sean O'Sullivan [86] Head to head Details 
Welsh Open Qual (25‑27 Jan 2024)
Q Rd 2 England Stan Moody [110] 4-2 England Sean O'Sullivan [88]   Details 
World Open Qual (22‑24 Jan 2024)
Q Rd 2 England Sean O'Sullivan [86] 5-1 China Xiao Guodong [38] Head to head Details 
German Masters Qual (18‑22 Dec 2023)
Q Rd 1 England Sam Craigie [51] 5-2 England Sean O'Sullivan [86]   Details 
Scottish Open Qual (30 Oct - 2 Nov 2023)
Q Rd 1 England Mark Selby [6] 4-2 England Sean O'Sullivan [86] Head to head Details 
Shoot Out (6‑9 Dec 2023)
Rd 1 Scotland Graeme Dott [31] 55-46 England Sean O'Sullivan [75] Head to head Details 
UK Championship Qual (18‑23 Nov 2023)
Q Rd 2 England David Lilley [74] 6-3 England Sean O'Sullivan [87]   Details 
Q Rd 1 England Sean O'Sullivan [87] 6-5 Thailand Baipat Siripaporn (f) [123]   Details 
Northern Ireland Open (22‑29 Oct 2023)
Rd 3 England Shaun Murphy [5] 4-0 England Sean O'Sullivan [82] Head to head Details 
Rd 2 England Sean O'Sullivan [82] 4-3 England Zak Surety [71]   Details 
Northern Ireland Open Qual (17‑20 Oct 2023)
Q Rd 1 England Sean O'Sullivan [82] 4-2 England Andrew Higginson [92]   Details 
English Open Qual (6‑8 Sep 2023)
Q Rd 2 England Judd Trump [5] 4-0 England Sean O'Sullivan [81] Head to head Details 
British Open Qual (14‑19 Aug 2023)
Q Rd 1 Wales Ryan Day [17] 4-0 England Sean O'Sullivan [80] Head to head Details 
International Championship Qual (18‑23 Sep 2023)
Q Rd 2 Northern Ireland Jordan Brown [40] 6-5 England Sean O'Sullivan [80]   Details 
Wuhan Open Qual (1‑5 Sep 2023)
Q Rd 1 England Matthew Selt [29] 5-3 England Sean O'Sullivan [80] Head to head Details 
European Masters Qual (25‑29 Jul 2023)
Q Rd 1 England Barry Hawkins [18] 5-2 England Sean O'Sullivan [77] Head to head Details 

147 by O'Sullivan in frame 6 - the first max of this season. It's his first and the 190th in total. Watch on YouTube.
Championship League Stage One Group 13 (13 Jul 2023)
Grp India Ishpreet Singh Chadha [105] 3-0 England Sean O'Sullivan [70]   Details 
Grp England David Gilbert [13] 3-0 England Sean O'Sullivan [70] Head to head Details 

Respotted black in frame 3
Grp China Yuan Sijun [41] 3-0 England Sean O'Sullivan [70] Head to head Details 
2022/2023
World Championship Qual (3‑12 Apr 2023)
Q Rd 2 England David Grace [60] 10-8 England Sean O'Sullivan [101] Head to head Details 

O'Sullivan had a total clearance with all blacks in frame 3.

Unfortunately no max though as he potted two reds after the 10th black. So "only" 140. :-(

Watch on Twitter: Part 1 and Part 2.

Amazingly it's not a first. Liang Wenbo did the same in the 2018 Riga Masters. Watch on Twitter.
Q Rd 1 England Sean O'Sullivan [101] 10-9 Scotland Liam Graham (a)   Details 
Seven times foul and a miss against O'Sullivan in frame 18
WST Classic (16‑22 Mar 2023)
Rd 1 Wales Mark J Williams [8] 4-3 England Sean O'Sullivan [100]   Details 
Welsh Open Qual (11‑13 Jan 2023)
Q Rd 1 Belgium Luca Brecel [10] 4-1 England Sean O'Sullivan [93] Head to head Details 
Shoot Out (25‑28 Jan 2023)
Rd 1 Scotland Dean Young [86] 26-13 England Sean O'Sullivan [89] Head to head Details 
6 Red World Championship Qual (7‑9 Jan 2023)
Q Rd 2 England Jimmy Robertson 6-2 England Sean O'Sullivan Head to head
Q Rd 1 England Sean O'Sullivan 6-1 Ireland Michael Judge  
English Open Qual (25‑30 Oct 2022)
Q Rd 2 England Jack Lisowski [12] 4-2 England Sean O'Sullivan [102] Head to head Details 
Scottish Open (28 Nov - 4 Dec 2022)
Rd 1 Scotland Anthony McGill [20] 4-0 England Sean O'Sullivan [101] Head to head Details 
German Masters Qual (21‑26 Nov 2022)
Q Rd 2 England Ian Burns [82] 5-2 England Sean O'Sullivan [98] Head to head Details 
UK Championship Qual (5‑10 Nov 2022)
Q Rd 1 England Callum Beresford (a) 6-1 England Sean O'Sullivan [98]   Details 
Northern Ireland Open (16‑23 Oct 2022)
Rd 1 England Kyren Wilson [9] 4-3 England Sean O'Sullivan [103] Head to head Details 
Scottish Open Qual (9‑14 Oct 2022)
Q Rd 1 England Sean O'Sullivan [101] 4-3 Germany Lukas Kleckers [96] Head to head Details 
Re-rack in frame 7
Northern Ireland Open Qual (23‑28 Aug 2022)
Q Rd 2 England Sean O'Sullivan [103] 4-1 England Jamie O'Neill [87] Head to head Details 
European Masters (16‑21 Aug 2022)
Rd 1 England Mark Joyce [55] 5-2 England Sean O'Sullivan [104] Head to head Details 
European Masters Qual (15‑24 Jul 2022)
Q Rd 1 England Sean O'Sullivan [104] 5-2 England Luke Simmonds (a)   Details 
Simmonds replaced Ronnie O'Sullivan who withdrew for medical reasons
British Open Qual (9‑14 Aug 2022)
Q Rd 1 England Elliot Slessor [59] 4-3 England Sean O'Sullivan [110] Head to head Details 
Championship League Stage One Group 2 (19 Jul 2022)
Grp England Sean O'Sullivan [100] 3-1 China Peng Yisong [111]   Details 
Grp England Judd Trump [2] 3-1 England Sean O'Sullivan [100] Head to head Details 
Grp Wales Jamie Clarke [42] 3-0 England Sean O'Sullivan [100] Head to head Details 
2021/2022
World Championship Qual (4‑13 Apr 2022)
Q Rd 1 Wales Jackson Page [90] 6-1 England Sean O'Sullivan (a) Head to head Details 
Q Tour 4 (18‑20 Mar 2022)
Q Rd 3 England Patrick Whelan (a) 3-2 England Sean O'Sullivan (a) [2] Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) [2] 3-1 England Garry Coulson (a) Head to head Details 
Q Tour 3 (28‑30 Jan 2022)
Final England Sean O'Sullivan (a) [7] 5-2 Belgium Julien Leclercq (a) [68]   Details 

81-18 (61), 77-34 (62), 6-87, 72-18 (72)
114-13 (77), 7-63, 98-13 (75)
SF England Sean O'Sullivan (a) [7] 4-0 England Alfie Lee (a) [34]   Details 

70-20 (50), 61-12, 99-16 (99), 72-44
QF England Sean O'Sullivan (a) [7] 4-3 England Harvey Chandler (a) [12] Head to head Details 
O Sullivan scored just 17 points in the 1st 3 frames but came back to win 4-3
Rd 3 England Sean O'Sullivan (a) [7] 3-1 England Jed Mann (a)   Details 
Rd 2 England Sean O'Sullivan (a) [7] 3-1 Iran Soheil Vahedi (a) [26]   Details 
Rd 1 England Sean O'Sullivan (a) [7] 3-0 England James Cahill (a) [24] Head to head Details 
Q Rd 3 England Sean O'Sullivan (a) [7] 3-1 England Kayden Brierley (a)   Details 
Q Rd 2 England Sean O'Sullivan (a) [7] 3-0 England Adam King (a)   Details 
Q Tour 2 (10‑12 Dec 2021)
SF China Si Jiahui (a) 4-3 England Sean O'Sullivan (a)   Details 

65-7, 97-0 (68), 75-31 (56), 50-80 (SJ 50)
0-92 (63), 0-136 (110), 76-31
QF England Sean O'Sullivan (a) 4-3 England Mark Lloyd (a)   Details 
Rd 3 England Sean O'Sullivan (a) 3-1 England Ryan Davies (a) Head to head Details 
Rd 2 England Sean O'Sullivan (a) 3-0 Scotland Ross Muir (a) Head to head Details 
Rd 1 England Sean O'Sullivan (a) 3-1 England Haydon Pinhey (a)   Details 
Q Rd 2 England Sean O'Sullivan (a) 3-1 England Lee Stephens (a)   Details 
Q Rd 1 England Sean O'Sullivan (a) 3-0 Ireland Ronan Whyte (a)   Details 
Q Tour 1 (19‑21 Nov 2021)
Rd 1 Scotland Michael Collumb (a) 3-2 England Sean O'Sullivan (a)   Details 
Q Rd 2 England Sean O'Sullivan (a) 3-1 England Aidan Murphy (a) Head to head Details 
Q Rd 1 England Sean O'Sullivan (a) w/o England David Morgan (a)  
2020/2021
Q School 3 (8‑13 Jun 2021)
Rd 3 England Tony Knowles (a) 4-1 England Sean O'Sullivan (a) Head to head Details 
Rd 2 England Sean O'Sullivan (a) 4-1 Poland Antoni Kowalski (a)   Details 
Rd 1 England Sean O'Sullivan (a) 4-0 England Samuel Lee Stevens (a)   Details 
Q School 2 (2‑7 Jun 2021)
Rd 2 England John Astley (a) 4-2 England Sean O'Sullivan (a)   Details 
Rd 1 England Sean O'Sullivan (a) 4-1 Wales Liam Davies (a)   Details 
Q School 1 (27 May - 1 Jun 2021)
Rd 1 Hong Kong Chang Yu Kiu (a) 4-2 England Sean O'Sullivan (a)   Details 
2019/2020
WSF Open (10‑17 Jan 2020)
Rd 4 Ukraine Iulian Boiko (a) 3-0 England Sean O'Sullivan (a) Head to head
Rd 3 England Sean O'Sullivan (a) 3-2 England Alex Millington (a)  
Rd 2 England Sean O'Sullivan (a) 3-1 England Alexander Davis (a)  
Q School 3 (5‑9 Aug 2020)
Rd 3 England Alfie Burden 4-1 England Sean O'Sullivan (a) Head to head
Q School 2 (4‑8 Aug 2020)
Rd 3 China Wu Yize (a) 4-3 England Sean O'Sullivan (a)  
Q School 3 (5‑9 Aug 2020)
Rd 2 England Sean O'Sullivan (a) 3-2 Belgium Hans Blanckaert (a) Head to head
Q School 2 (4‑8 Aug 2020)
Rd 2 England Sean O'Sullivan (a) 3-2 England Aidan Murphy (a) Head to head
Rd 1 England Sean O'Sullivan (a) 3-1 England Mark Anthony Taylor (a)  
Q School 1 (3‑7 Aug 2020)
Rd 1 England Robert James (a) 3-2 England Sean O'Sullivan (a)  
Challenge Tour 10 (1‑2 Mar 2020)
Rd 1 England Paul S Davison (a) [18] 3-2 England Sean O'Sullivan (a) [14] Head to head
Challenge Tour 9 (15‑16 Feb 2020)
Rd 1 Wales Alex Taubman (a) [46] 3-1 England Sean O'Sullivan (a) [14] Head to head
Challenge Tour 8 (18‑19 Jan 2020)
QF Wales Tyler Rees (a) [46] 3-1 England Sean O'Sullivan (a) [25]  
Rd 3 England Sean O'Sullivan (a) [25] 3-1 Scotland Dean Young (a) [3] Head to head
Rd 2 England Sean O'Sullivan (a) [25] 3-0 Northern Ireland Billy Ginn (a)  
Rd 1 England Sean O'Sullivan (a) [25] 3-0 England Peter Devlin (a) [27]  
Challenge Tour 7 (14‑15 Dec 2019)
Rd 3 Scotland Dean Young (a) [13] 3-2 England Sean O'Sullivan (a) [20] Head to head
Rd 2 England Sean O'Sullivan (a) [20] 3-0 England George Pragnell (a) [16]  
Rd 1 England Sean O'Sullivan (a) [20] 3-0 England Garry Coulson (a) [37] Head to head
Challenge Tour 5 (28‑29 Feb 2020)
Rd 1 Germany Lukas Kleckers (a) [8] 3-1 England Sean O'Sullivan (a) [52] Head to head
Challenge Tour 6 (16‑17 Nov 2019)
Rd 2 England Sanderson Lam (a) [13] 3-2 England Sean O'Sullivan (a) [20] Head to head
Rd 1 England Sean O'Sullivan (a) [20] 3-0 Germany Kharazchi Jamshid (a)  
Challenge Tour 4 (19‑20 Oct 2019)
QF England Ashley Hugill (a) [18] 3-0 England Sean O'Sullivan (a) [42]  
Rd 3 England Sean O'Sullivan (a) [42] 3-2 Australia Ryan Thomerson (a) [12]  
Rd 2 England Sean O'Sullivan (a) [42] 3-0 England Sydney Wilson (a) [30]  
Rd 1 England Sean O'Sullivan (a) [42] 3-1 England Luke Pinches (a) [26]  
Challenge Tour 3 (5‑6 Oct 2019)
Rd 1 England Matthew Glasby (a) [18] 3-2 England Sean O'Sullivan (a)  
Challenge Tour 2 (21‑22 Sep 2019)
Rd 1 England Adam Duffy (a) 3-1 England Sean O'Sullivan (a) Head to head
Challenge Tour 1 (31 Aug - 1 Sep 2019)
Q Rd 1 England Oliver Brown (a) 3-1 England Sean O'Sullivan (a) Head to head
2018/2019
Q School 3 (30 May - 4 Jun 2019)
Rd 2 England Owais Ali (a) 4-2 England Sean O'Sullivan   Details 
Q School 2 (24‑29 May 2019)
Rd 3 India Aditya Mehta (a) 4-3 England Sean O'Sullivan Head to head Details 
Rd 2 England Sean O'Sullivan 4-2 England Matthew Couch (a)   Details 
Rd 1 England Sean O'Sullivan 4-1 China Zhang Yong Head to head Details 
Q School 1 (18‑23 May 2019)
Rd 1 England Gary Lees (a) 4-3 England Sean O'Sullivan   Details 
World Championship Qual (10‑17 Apr 2019)
Q Rd 1 China Xu Si [76] 10-2 England Sean O'Sullivan [112] Head to head Details 
Gibraltar Open (13‑17 Mar 2019)
Rd 3 China Yuan Sijun [42] 4-1 England Sean O'Sullivan [90] Head to head Details 
Rd 2 England Sean O'Sullivan [90] 4-2 England Ian Burns [49] Head to head Details 
Rd 1 England Sean O'Sullivan [90] 4-2 England Joe Perry [10] Head to head Details 
Shoot-Out (21‑24 Feb 2019)
Rd 1 Wales Jamie Clarke 63-0 England Sean O'Sullivan [92] Head to head Details 
Break 52
China Open Qual (18‑20 Feb 2019)
Q Rd 1 England David Gilbert [15] 6-2 England Sean O'Sullivan [112] Head to head Details 
Welsh Open (11‑17 Feb 2019)
Rd 1 Ireland Ken Doherty [65] 4-1 England Sean O'Sullivan [113]   Details 
German Masters Qual (18‑21 Dec 2018)
Q Rd 1 Scotland Graeme Dott [21] 5-1 England Sean O'Sullivan [105] Head to head Details 
Scottish Open (10‑16 Dec 2018)
Rd 1 Cyprus Michael Georgiou [46] 4-3 England Sean O'Sullivan [102] Head to head Details 
UK Championship (27 Nov - 9 Dec 2018)
Rd 1 China Xiao Guodong [25] 6-4 England Sean O'Sullivan [105] Head to head Details 
Northern Ireland Open (12‑18 Nov 2018)
Rd 2 England Sanderson Lam [101] 4-3 England Sean O'Sullivan [105] Head to head Details 
Rd 1 England Sean O'Sullivan [105] 4-1 Hong Kong Andy Lee [109]   Details 
English Open (15‑21 Oct 2018)
Rd 1 England Elliot Slessor [98] 4-2 England Sean O'Sullivan [102] Head to head Details 
International Championship Qual (9‑12 Oct 2018)
Q Rd 1 England Matthew Selt [56] 6-0 England Sean O'Sullivan [99] Head to head Details 

Selt's 144 in frame 3 was the highest break of the qualifiers. It was also his 100th career century.
Paul Hunter Classic (22‑26 Aug 2018)
Rd 1 Malta Brian Cini (a) 4-0 England Sean O'Sullivan [53] Head to head Details 
China Championship Qual (19‑22 Aug 2018)
Q Rd 1 Northern Ireland Mark Allen [11] 5-2 England Sean O'Sullivan [95] Head to head Details 
European Masters Qual (17‑18 Aug 2018)
Q Rd 1 England Joe Perry [24] 4-0 England Sean O'Sullivan [95] Head to head Details 
Indian Open Qual (15‑16 Aug 2018)
Q Rd 1 England Mark Davis [27] 4-1 England Sean O'Sullivan [79] Head to head Details 
World Open Qual (6‑9 Jul 2018)
Q Rd 1 Thailand Noppon Saengkham [46] 5-2 England Sean O'Sullivan [102] Head to head Details 
Three centuries by Saengkham
Riga Masters Qual (2‑5 Jul 2018)
Q Rd 1 England Liam Highfield [51] 4-0 England Sean O'Sullivan [81]   Details 
2017/2018
World Championship Qual (11‑18 Apr 2018)
Q Rd 1 China Yu Delu [46] 10-8 England Sean O'Sullivan [122] Head to head Details 
Gibraltar Open (7‑11 Mar 2018)
Rd 2 China Zhang Yong [74] 4-2 England Sean O'Sullivan [104] Head to head Details 
Welsh Open (26 Feb - 4 Mar 2018)
Rd 1 Wales Jackson Page (a) 4-3 England Sean O'Sullivan [123] Head to head Details 
Gibraltar Open (7‑11 Mar 2018)
Rd 1 England Sean O'Sullivan [104] w/o China Yan Bingtao [16]   Details 
Shoot-Out (8‑11 Feb 2018)
Rd 3 Northern Ireland Gerard Greene [81] 51-41 England Sean O'Sullivan [107] Head to head Details 

Break 51
Rd 2 England Sean O'Sullivan [107] 37-16 England Peter Ebdon [38]   Details 
Rd 1 England Sean O'Sullivan [107] 49-20 China Niu Zhuang [98]   Details 
China Open Qual (27‑30 Jan 2018)
Q Rd 2 China Zhou Yuelong [30] 6-2 England Sean O'Sullivan [112]   Details 
German Masters Qual (19‑22 Dec 2017)
Q Rd 1 Wales Jackson Page (a) 5-2 England Sean O'Sullivan [116] Head to head Details 
Scottish Open (11‑17 Dec 2017)
Rd 1 China Li Hang [36] 4-1 England Sean O'Sullivan [117] Head to head Details 
UK Championship (28 Nov - 10 Dec 2017)
Rd 1 England Kyren Wilson [12] 6-1 England Sean O'Sullivan [116] Head to head Details 
Northern Ireland Open (20‑26 Nov 2017)
Rd 1 England Jack Lisowski [40] 4-0 England Sean O'Sullivan [113] Head to head Details 
English Open (16‑22 Oct 2017)
Rd 1 England Gary Wilson [57] 4-1 England Sean O'Sullivan [109] Head to head Details 
Shanghai Masters Qual (11‑13 Oct 2017)
Q Rd 2 China Yu Delu [48] 5-1 England Sean O'Sullivan [106] Head to head Details 
International Championship Qual (26‑29 Sep 2017)
Q Rd 1 England Stuart Bingham [10] 6-1 England Sean O'Sullivan [106]   Details 
Indian Open (12‑16 Sep 2017)
Rd 2 China Xu Si 4-3 England Sean O'Sullivan Head to head Details 
Rd 1 England Sean O'Sullivan 4-3 Ireland Josh Boileau [76]   Details 
Paul Hunter Classic (22‑27 Aug 2017)
Rd 1 England Ricky Walden [9] 4-0 England Sean O'Sullivan Head to head Details 
World Open Qual (6‑9 Aug 2017)
Q Rd 1 Hong Kong Marco Fu [5] 5-3 England Sean O'Sullivan Head to head Details 
European Masters Qual (3‑4 Aug 2017)
Q Rd 1 Scotland Ross Muir 4-2 England Sean O'Sullivan Head to head Details 
Indian Open Qual (1‑2 Aug 2017)
Q Rd 1 England Sean O'Sullivan 4-3 China Xiao Guodong [30] Head to head Details 
China Championship Qual (3‑6 Jun 2017)
Q Rd 1 Belgium Luca Brecel [27] 5-2 England Sean O'Sullivan Head to head Details 
Riga Masters Qual (31 May - 2 Jun 2017)
Q Rd 1 England Christopher Keogan [80] 4-3 England Sean O'Sullivan Head to head Details 
2016/2017
Q School 2 (15‑20 May 2017)
Rd 4 England Paul S Davison 4-3 England Sean O'Sullivan Head to head Details 

O'Sullivan earned a spot on the 2017/2018 and 2018/2019 Main Tour via the Q School Order of Merit
Rd 3 England Sean O'Sullivan 4-3 Poland Kacper Filipiak (a)   Details 
Rd 2 England Sean O'Sullivan 4-3 England Zack Richardson (a) Head to head Details 
Q School 1 (9‑14 May 2017)
QF England Allan Taylor 4-0 England Sean O'Sullivan Head to head Details 

Taylor earned a spot on the 2017/2018 and 2018/2019 Main Tour
Rd 5 England Sean O'Sullivan 4-3 Scotland Ross Vallance (a)   Details 
Rd 4 England Sean O'Sullivan 4-0 England Ian Brumby (a)   Details 
Rd 3 England Sean O'Sullivan 4-0 England Alex Davies (a)   Details 

O'Sullivan made a 140, top break of the first event, in the fourth frame.
Rd 2 England Sean O'Sullivan 4-0 India David Singh (a)   Details 
Rd 1 England Sean O'Sullivan 4-3 England Chris Jones (a)   Details 

O'Sullivan was 3-0 down
World Championship Qual (5‑12 Apr 2017)
Q Rd 1 Belgium Luca Brecel [30] 10-4 England Sean O'Sullivan [84] Head to head Details 
China Open Qual (24‑27 Jan 2017)
Q Rd 1 China Ding Junhui [6] 5-3 England Sean O'Sullivan [81] Head to head Details 
Ding was docked one frame due to logo issues
Gibraltar Open (1‑5 Mar 2017)
Rd 1 Scotland Rhys Clark [61] 4-1 England Sean O'Sullivan [68]   Details 
Shoot-Out (23‑26 Feb 2017)
Rd 1 Wales Dominic Dale [26] 94-8 England Sean O'Sullivan [72]   Details 
Welsh Open (13‑19 Feb 2017)
Rd 2 England Mitchell Mann [86] 4-2 England Sean O'Sullivan [84] Head to head Details 
Rd 1 England Sean O'Sullivan [84] 4-2 England Kyren Wilson [15] Head to head Details 
Scottish Open (12‑18 Dec 2016)
Rd 4 China Yu Delu [57] 4-3 England Sean O'Sullivan [87] Head to head Details 
O'Sullivan reached the last 16 of a ranking event for the first time.
Rd 3 England Sean O'Sullivan [87] 4-1 England Mitchell Mann [89] Head to head Details 
Rd 2 England Sean O'Sullivan [87] 4-1 England Mark King [20] Head to head Details 
Rd 1 England Sean O'Sullivan [87] 4-1 England Robbie Williams [46] Head to head Details 
German Masters Qual (6‑9 Dec 2016)
Q Rd 1 Northern Ireland Mark Allen [9] 5-4 England Sean O'Sullivan [87] Head to head Details 
UK Championship (22 Nov - 4 Dec 2016)
Rd 1 England Sam Baird [50] 6-2 England Sean O'Sullivan [79]   Details 
Northern Ireland Open (14‑20 Nov 2016)
Rd 1 England Ricky Walden [14] 4-2 England Sean O'Sullivan [74] Head to head Details 
English Open (10‑16 Oct 2016)
Rd 1 Scotland Scott Donaldson [90] 4-2 England Sean O'Sullivan [73] Head to head Details 
International Championship Qual (29 Sep - 1 Oct 2016)
Q Rd 1 China Li Hang [50] 6-5 England Sean O'Sullivan [71] Head to head Details 
European Masters Qual (26‑28 Sep 2016)
Q Rd 1 Cyprus Michael Georgiou [90] 4-1 England Sean O'Sullivan [70] Head to head Details 
Shanghai Masters Qual (30 Aug - 2 Sep 2016)
Q Rd 2 England Robbie Williams [55] 5-3 England Sean O'Sullivan [72] Head to head Details 
Q Rd 1 England Sean O'Sullivan [72] 5-3 Thailand Boonyarit Keattikun   Details 
Paul Hunter Classic (24‑28 Aug 2016)
Rd 1 England David Grace [45] 4-0 England Sean O'Sullivan [58] Head to head Details 
Riga Masters (22‑24 Jun 2016)
Rd 2 England David Gilbert [15] 4-0 England Sean O'Sullivan [67] Head to head Details 
Rd 1 England Sean O'Sullivan [67] 4-0 Belgium Luca Brecel [23] Head to head Details 
Riga Masters Qual (3‑4 Jun 2016)
Q Rd 1 England Sean O'Sullivan [67] 4-1 China Yu Delu [56] Head to head Details 
World Open Qual (31 May - 2 Jun 2016)
Q Rd 1 England Mark King [34] 5-4 England Sean O'Sullivan [72] Head to head Details 
Indian Open Qual (28‑30 May 2016)
Q Rd 1 Israel Eden Sharav [76] 4-1 England Sean O'Sullivan [64]   Details 
2015/2016
World Championship Qual (6‑13 Apr 2016)
Q Rd 1 Scotland Ross Muir [80] 10-5 England Sean O'Sullivan [88] Head to head Details 
Euro Tour 6 (23‑28 Feb 2016)
Rd 2 England Tom Ford [8] 4-2 England Sean O'Sullivan [38]   Details 
Rd 1 England Sean O'Sullivan [38] 4-2 Cyprus Michael Georgiou Head to head Details 
Welsh Open (15‑21 Feb 2016)
Rd 1 England Robert Milkins [22] 4-3 England Sean O'Sullivan [83]   Details 
China Open Qual (9‑11 Feb 2016)
Q Rd 1 England Mark Joyce [43] 5-3 England Sean O'Sullivan [81] Head to head Details 
German Masters Qual (17‑20 Dec 2015)
Q Rd 1 England Michael Holt [26] 5-0 England Sean O'Sullivan [79] Head to head Details 
UK Championship (24 Nov - 6 Dec 2015)
Rd 2 England Matthew Selt [23] 6-4 England Sean O'Sullivan [87] Head to head Details 
Rd 1 England Sean O'Sullivan [87] 6-3 Norway Kurt Maflin [42] Head to head Details 
Euro Tour 4 (4‑8 Nov 2015)
Rd 2 England Joe Perry [35] 4-1 England Sean O'Sullivan [19] Head to head Details 
Rd 1 England Sean O'Sullivan [19] 4-1 Northern Ireland Joe Swail Head to head Details 
International Championship (25 Oct - 1 Nov 2015)
Rd 1 Scotland Anthony McGill [23] 6-0 England Sean O'Sullivan [89] Head to head Details 
Asian Tour (19‑23 Oct 2015)
Rd 3 Hong Kong Marco Fu [4] 4-3 England Sean O'Sullivan [36] Head to head Details 
Rd 2 England Sean O'Sullivan [36] 4-1 China Yao Pengcheng (a)   Details 
Rd 1 England Sean O'Sullivan [36] 4-0 China Chen Junhao (a)   Details 
Euro Tour 3 (7‑11 Oct 2015)
Rd 2 England Mike Dunn [33] 4-0 England Sean O'Sullivan [17]   Details 
Rd 1 England Sean O'Sullivan [17] 4-2 Australia Vinnie Calabrese   Details 
International Championship Qual (30 Sep - 3 Oct 2015)
Q Rd 1 England Sean O'Sullivan [89] 6-3 Finland Robin Hull [57]   Details 
Euro Tour 2 (26‑30 Aug 2015)
Rd 4 England Michael Holt [21] 4-0 England Sean O'Sullivan [31] Head to head Details 
Rd 3 England Sean O'Sullivan [31] 4-2 China Tian Pengfei Head to head Details 
Rd 2 England Sean O'Sullivan [31] 4-0 Northern Ireland Joe Swail Head to head Details 
Rd 1 England Sean O'Sullivan [31] 4-0 England Allan Taylor Head to head Details 
Shanghai Masters Qual (5‑9 Aug 2015)
Q Rd 1 England Ian Burns [70] 5-4 England Sean O'Sullivan [104] Head to head Details 
Euro Tour 1 (29 Jul - 2 Aug 2015)
Rd 3 England Judd Trump [4] 4-2 England Sean O'Sullivan [88] Head to head Details 
Rd 2 England Sean O'Sullivan [88] 4-3 Malta Tony Drago [68] Head to head Details 
Rd 1 England Sean O'Sullivan [88] 4-1 Norway Kurt Maflin [32] Head to head Details 
Australian Open Qual (1‑5 Jun 2015)
Q Rd 2 India Aditya Mehta [40] 5-4 England Sean O'Sullivan Head to head Details 
Q Rd 1 England Sean O'Sullivan 5-2 England Brandon Sargeant (a)   Details 
2014/2015
World Championship Qual (8‑15 Apr 2015)
Q Rd 1 England Ben Woollaston [29] 10-8 England Sean O'Sullivan (a) Head to head Details 
Euro Tour 6 (25 Feb - 1 Mar 2015)
Q Rd 3 England Adam Duffy (a) 4-1 England Sean O'Sullivan (a) Head to head
Q Rd 2 England Sean O'Sullivan (a) 4-1 Austria Andreas Ploner (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-2 Germany Daniel Schneider (a)  
China Open Qual (14‑15 Feb 2015)
Q Rd 1 Scotland Graeme Dott [18] 5-1 England Sean O'Sullivan (a) Head to head Details 
Indian Open Qual (12‑13 Feb 2015)
Q Rd 1 Wales Jamie Jones [37] 4-2 England Sean O'Sullivan (a)   Details 
Asian Tour 3 (20‑24 Jan 2015)
Rd 4 China Rouzi Maimaiti [50] 4-2 England Sean O'Sullivan (a) [18]   Details 
Rd 3 England Sean O'Sullivan (a) [18] 4-0 Hong Kong Au Chi Wai (a) [48]   Details 
Rd 2 England Sean O'Sullivan (a) [18] 4-3 Scotland Scott Donaldson [3] Head to head Details 
Rd 1 England Sean O'Sullivan (a) [18] 4-0 China Wu Shengguang (a)   Details 
German Masters Qual (17‑19 Dec 2014)
Q Rd 2 Scotland Anthony McGill [30] 5-3 England Sean O'Sullivan (a) Head to head Details 
Q Rd 1 England Sean O'Sullivan (a) 5-2 Thailand Thepchaiya Un-Nooh [62] Head to head Details 
Euro Tour 5 (11‑14 Dec 2014)
Rd 1 England Rod Lawler [5] 4-1 England Sean O'Sullivan (a)   Details 
Q Rd 2 England Sean O'Sullivan (a) 4-3 Wales Daniel Wells (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-0 Wales Ben Jones (a)  
Euro Tour 4 (19‑23 Nov 2014)
Q Rd 2 England Luke Garland (a) 4-3 England Sean O'Sullivan (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-0 Iceland Sigurdur Kristjansson (a)  
Asian Tour 2 (20‑24 Oct 2014)
Rd 2 China Li Hang [4] 4-2 England Sean O'Sullivan (a) [23] Head to head Details 
Rd 1 England Sean O'Sullivan (a) [23] 4-2 China Lin Yongzhi (a)   Details 
Euro Tour 3 (1‑5 Oct 2014)
Q Rd 3 England Sanderson Lam (a) 4-0 England Sean O'Sullivan (a) Head to head
Q Rd 2 England Sean O'Sullivan (a) 4-1 Wales Kishan Hirani (a)  
International Championship Qual (22‑25 Sep 2014)
Q Rd 1 Wales Michael White [26] 6-4 England Sean O'Sullivan (a)   Details 
Euro Tour 2 (20‑24 Aug 2014)
Q Rd 2 England Ashley Carty (a) 4-3 England Sean O'Sullivan (a)  
Euro Tour 1 (7‑10 Aug 2014)
QF Northern Ireland Mark Allen [8] 4-0 England Sean O'Sullivan (a) Head to head Details 
Rd 4 England Sean O'Sullivan (a) 4-2 England Mark Davis [15] Head to head Details 
Rd 3 England Sean O'Sullivan (a) 4-3 Wales Jak Jones [92]   Details 
Rd 2 England Sean O'Sullivan (a) 4-3 England Mark Joyce [27] Head to head Details 
Rd 1 England Sean O'Sullivan (a) 4-1 Scotland Jamie Burnett [36] Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) 4-0 England Gary Steele (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-3 England Zack Richardson (a) Head to head
Asian Tour 1 (17‑21 Jun 2014)
Rd 3 China Yu Delu [23] 4-3 England Sean O'Sullivan (a) Head to head Details 
Rd 2 England Sean O'Sullivan (a) 4-0 China Guan Zhen (a)   Details 
Rd 1 England Sean O'Sullivan (a) 4-1 China Chen Zifan (a)   Details 
Australian Open Qual (30 May - 3 Jun 2014)
Q Rd 1 England Barry Pinches 5-4 England Sean O'Sullivan (a) Head to head Details 
Wuxi Classic Qual (24‑28 May 2014)
Q Rd 1 England David Gilbert [34] 5-2 England Sean O'Sullivan (a) Head to head Details 
2013/2014
Q School 2 (16‑21 May 2014)
Rd 4 Cyprus Michael Georgiou (a) 4-1 England Sean O'Sullivan Head to head Details 
Rd 3 England Sean O'Sullivan 4-2 England Joe Roberts (a)   Details 
Rd 2 England Sean O'Sullivan 4-2 England Richard Remelie (a)   Details 
Q School 1 (10‑15 May 2014)
Rd 4 Wales Jamie Clarke (a) 4-3 England Sean O'Sullivan Head to head Details 
Rd 3 England Sean O'Sullivan 4-2 England Paul S Davison Head to head Details 
Rd 2 England Sean O'Sullivan 4-3 Wales Alex Taubman (a) Head to head Details 
World Championship Qual (8‑16 Apr 2014)
Q Rd 1 England Mitchell Travis (a) 10-9 England Sean O'Sullivan [91]   Details 
Welsh Open (19 Feb - 2 Mar 2014)
Rd 1 England Mark King [25] 4-3 England Sean O'Sullivan [90] Head to head Details 
China Open Qual (16‑18 Feb 2014)
Q Rd 1 China Tian Pengfei [57] 5-0 England Sean O'Sullivan [89] Head to head Details 
Euro Tour 8 (6‑9 Feb 2014)
Rd 1 Scotland Alan McManus [61] 4-3 England Sean O'Sullivan   Details 
UK Championship (26 Nov - 8 Dec 2013)
Rd 2 Thailand Noppon Saengkham [104] 6-4 England Sean O'Sullivan [89] Head to head Details 
Rd 1 England Sean O'Sullivan [89] 6-4 England Anthony Hamilton [40] Head to head Details 
Euro Tour 7 (14‑17 Nov 2013)
Rd 1 Wales Ryan Day [18] 4-1 England Sean O'Sullivan Head to head Details 
Euro Tour 6 (7‑10 Nov 2013)
Rd 1 England Gary Wilson [15] 4-3 England Sean O'Sullivan Head to head Details 
Indian Open (14‑18 Oct 2013)
Rd 1 England Mark Joyce [46] 4-0 England Sean O'Sullivan [85] Head to head Details 
Euro Tour 5 (3‑6 Oct 2013)
Rd 1 Scotland Stephen Maguire [17] 4-2 England Sean O'Sullivan Head to head Details 
International Championship Qual (1‑2 Oct 2013)
Q Rd 1 England David Gilbert [34] 6-2 England Sean O'Sullivan [87] Head to head Details 
Euro Tour 4 (22‑25 Aug 2013)
Rd 2 Ireland David Morris 4-2 England Sean O'Sullivan [64]   Details 
Rd 1 England Sean O'Sullivan [64] 4-1 Thailand Passakorn Suwannawat   Details 
Euro Tour 3 (14‑17 Aug 2013)
Rd 1 Northern Ireland Gerard Greene 4-0 England Sean O'Sullivan [60] Head to head Details 
Indian Open Qual (11‑12 Aug 2013)
Q Rd 1 England Sean O'Sullivan [85] 4-3 England Martin Gould [21]   Details 
Shanghai Masters Qual (7‑10 Aug 2013)
Q Rd 2 China Cao Yupeng [58] 5-4 England Sean O'Sullivan [87]   Details 
Q Rd 1 England Sean O'Sullivan [87] 5-4 England James Cahill [115] Head to head Details 
Euro Tour 2 (18‑21 Jul 2013)
Rd 1 Scotland Stephen Maguire 4-2 England Sean O'Sullivan [19] Head to head Details 
Euro Tour 1 (6‑9 Jun 2013)
Rd 3 Wales Matthew Stevens [8] 4-0 England Sean O'Sullivan [63]   Details 
Rd 2 England Sean O'Sullivan [63] 4-2 England Joe Perry [12] Head to head Details 
Rd 1 England Sean O'Sullivan [63] 4-1 England Ryan Clark   Details 
Australian Open Qual (30 May - 3 Jun 2013)
Q Rd 2 China Chen Zhe [61] 5-1 England Sean O'Sullivan [74] Head to head Details 
Q Rd 1 England Sean O'Sullivan [74] 5-2 England Sanderson Lam (a) Head to head Details 
Wuxi Classic Qual (27‑29 May 2013)
Q Rd 1 Jamaica Rory McLeod [42] 5-0 England Sean O'Sullivan [85] Head to head Details 
2012/2013
World Championship Qual (4‑14 Apr 2013)
Q Rd 5 England Michael Wasley [77] 10-6 England Sean O'Sullivan [90]   Details 
Welsh Open Qual (6‑9 Feb 2013)
Q Rd 1 England Anthony Hamilton [34] 4-1 England Sean O'Sullivan [90] Head to head Details 
China Open Qual (9‑12 Jan 2013)
Q Rd 3 Jamaica Rory McLeod [37] 5-3 England Sean O'Sullivan [90] Head to head Details 
Q Rd 2 England Sean O'Sullivan [90] 5-1 England Alfie Burden [53] Head to head Details 
Q Rd 1 England Sean O'Sullivan [90] 5-2 England Craig Steadman [78] Head to head Details 
World Open Qual (18‑21 Dec 2012)
Q Rd 2 England Alfie Burden [53] 5-1 England Sean O'Sullivan [90] Head to head Details 
Q Rd 1 England Sean O'Sullivan [90] 5-4 England Paul S Davison [68] Head to head Details 
ET 5 (13‑16 Dec 2012)
Rd 2 England Martin O'Donnell 4-3 England Sean O'Sullivan   Details 
Rd 1 England Sean O'Sullivan 4-3 England Jack Lisowski [11] Head to head Details 
German Masters Qual (28‑30 Nov 2012)
Q Rd 1 England Alfie Burden [54] 5-3 England Sean O'Sullivan [91] Head to head Details 
ET 6 Stage 1 (26‑27 Nov 2012)
Rd 1 Hong Kong Marco Fu [8] 4-1 England Sean O'Sullivan Head to head Details 
UK Championship Qual (20‑23 Nov 2012)
Q Rd 1 China Chen Zhe [78] 6-1 England Sean O'Sullivan [91] Head to head Details 
ET 4 (15‑18 Nov 2012)
Rd 1 England Ben Woollaston [12] 4-2 England Sean O'Sullivan Head to head Details 
UK PTC 4 (11‑14 Nov 2012)
Rd 1 Thailand Thepchaiya Un-Nooh [47] 4-2 England Sean O'Sullivan Head to head Details 
ET 3 (17‑21 Oct 2012)
Rd 2 England Jimmy Robertson 4-2 England Sean O'Sullivan Head to head Details 
Rd 1 England Sean O'Sullivan 4-3 England David Gilbert Head to head Details 
UK PTC 3 (5‑9 Sep 2012)
Rd 1 England Ali Carter [17] 4-0 England Sean O'Sullivan   Details 
ET 1 (23‑26 Aug 2012)
Rd 1 England Mark Selby 4-0 England Sean O'Sullivan Head to head Details 
International Championship Qual (19‑22 Aug 2012)
Q Rd 1 England Ian Burns [79] 6-4 England Sean O'Sullivan [93] Head to head Details 
ET 2 Stage 1 (16‑18 Aug 2012)
Rd 1 Scotland Jamie Burnett 4-1 England Sean O'Sullivan Head to head Details 
UK PTC 2 (8‑12 Aug 2012)
Rd 1 India Pankaj Advani 4-2 England Sean O'Sullivan   Details 
Shanghai Masters Qual (24‑27 Jul 2012)
Q Rd 1 China Tian Pengfei 5-4 England Sean O'Sullivan Head to head Details 
UK PTC 1 (18‑22 Jul 2012)
Rd 1 Wales Ryan Day 4-1 England Sean O'Sullivan Head to head Details 
Australian Open Qual (12‑15 Jun 2012)
Q Rd 1 England Ian Burns 5-2 England Sean O'Sullivan Head to head Details 
Wuxi Classic Qual (5‑8 Jun 2012)
Q Rd 1 Malta Tony Drago 5-1 England Sean O'Sullivan Head to head Details 
2011/2012
Q School 3 (25‑29 May 2012)
Rd 1 England Tony Knowles (a) w/o England Sean O'Sullivan (a) Head to head  

O'Sullivan qualified from Event Two.
Q School 2 (19‑23 May 2012)
QF England Sean O'Sullivan (a) 4-1 England Ryan Causton (a)   Details 

O'Sullivan earns a spot on the 2012/2013 and 2013/2014 Main Tour.
Rd 4 England Sean O'Sullivan (a) 4-3 England Michael Wild (a)   Details 
Rd 3 England Sean O'Sullivan (a) 4-1 Bahrain Mohammed Al Shaikh (a)   Details 
Rd 2 England Sean O'Sullivan (a) 4-0 England Nick Dyson (a)   Details 
Rd 1 England Sean O'Sullivan (a) 4-1 England Christopher Keogan (a) Head to head Details 
Q School 1 (13‑17 May 2012)
Rd 1 England Stuart Carrington 4-1 England Sean O'Sullivan (a)   Details 
PTC 11 (17‑19 Dec 2011)
Rd 1 Scotland Stephen Maguire 4-1 England Sean O'Sullivan (a) Head to head Details 
PTC 11 Am Pre Quals (10 Dec 2011)
Q Rd 1 England Sean O'Sullivan (a) 4-0 Belgium Hans Blanckaert (a) Head to head
PTC 10 (27‑30 Nov 2011)
Rd 1 China Xiao Guodong 4-2 England Sean O'Sullivan (a) Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) 4-3 England Craig Steadman (a) Head to head
Q Rd 1 England Sean O'Sullivan (a) 4-0 England Ian Barry Stark (a)  
PTC 9 (10‑13 Nov 2011)
Q Rd 3 England Martin Ball (a) 4-3 England Sean O'Sullivan (a)  
Q Rd 2 England Sean O'Sullivan (a) 4-1 Belgium Koen Walraet (a)  
PTC 8 (20‑23 Oct 2011)
Rd 1 Scotland Anthony McGill [15] 4-1 England Sean O'Sullivan (a) Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) w/o Ireland Robert Murphy (a)  
PTC 7 (5‑9 Oct 2011)
Q Rd 2 England Justin Astley (a) 4-1 England Sean O'Sullivan (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-2 England Andrew Milliard (a)  
PTC 6 (29 Sep - 2 Oct 2011)
Rd 1 England Barry Hawkins [15] 4-0 England Sean O'Sullivan (a) Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) 4-1 Poland Marcin Nitschke (a)  
PTC 5 (21‑25 Sep 2011)
Rd 1 England Steve Davis [43] 4-1 England Sean O'Sullivan (a)   Details 
Q Rd 2 England Sean O'Sullivan (a) 4-2 England Sean Hopkin (a)  
PTC 4 (25‑28 Aug 2011)
Rd 1 China Ding Junhui [4] 4-1 England Sean O'Sullivan (a) Head to head Details 
Q Rd 3 England Sean O'Sullivan (a) 4-0 Austria Markus Stocker (a)  
Q Rd 2 England Sean O'Sullivan (a) 4-1 England Oliver Brown (a) Head to head
PTC 3 (17‑21 Aug 2011)
Q Rd 2 England David Gray (a) 4-2 England Sean O'Sullivan (a)  
Q Rd 1 England Sean O'Sullivan (a) 4-2 England Jason Tart (a)  
PTC 2 (6‑10 Aug 2011)
Q Rd 1 Pakistan Shahram Changezi (a) 4-1 England Sean O'Sullivan (a)  
PTC 1 (18‑22 Jun 2011)
Rd 1 England Andy Hicks [57] 4-2 England Sean O'Sullivan (a) Head to head Details 
Q Rd 2 England Sean O'Sullivan (a) 4-1 England Jordan Rimmer (a)  
2010/2011
Q School 3 (23‑28 May 2011)
Rd 1 Thailand Thepchaiya Un-Nooh (a) 4-3 England Sean O'Sullivan (a) Head to head Details 
Q School 2 (17‑22 May 2011)
Rd 4 China Tian Pengfei (a) 4-0 England Sean O'Sullivan (a) Head to head
Rd 3 England Sean O'Sullivan (a) 4-2 England Shaun Wilkes (a)  
Rd 2 England Sean O'Sullivan (a) 4-0 England James Hill (a)  
Rd 1 England Sean O'Sullivan (a) w/o China Yu Delu (a) Head to head

Yu received a wildcard
Q School 1 (11‑16 May 2011)
Rd 2 England Mike Hallett (a) 4-0 England Sean O'Sullivan (a)  
Rd 1 England Sean O'Sullivan (a) w/o Thailand James Wattana  

Wattana received a wildcard.