Mark J Williams
[ - ] [ + ]
Male;
(Wales);
Born: 21 Mar 1975 (age )
Status: Professional;
First season as pro: 1992;
Ranking wins: 26;
Maximums: 3;
Ranking: 3;
Bio page;
Twitter: @markwil147;
Other sources: CueTracker; World Snooker
| British Open Qual (25‑28 Jun 2025) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Q Rd 1 (7) | |
Mark J Williams [5] | v |  |
Si Jiahui [14] |
 |
Mon 22 Sep | |||
|
Held over to main arena |
||||||||||
| Wuhan Open (24‑30 Aug 2025) | ||||||||||
| Rd 2 (9) | |
Mark J Williams [5] | v | |
Liam Davies [74] | |||||
| Shanghai Masters (28 Jul - 3 Aug 2025) | ||||||||||
| Rd 2 (11) | |
Mark J Williams [4] | v | M Allen / Wildcard player | 2025-07-30 06:00:00Z | |||||
| Wuhan Open Qual (22‑24 Jun 2025) | ||||||||||
| Q Rd 1 | |
Mark J Williams [5] | 5 | - | 0 |  |
Chatchapong Nasa [120] |  | ||