Head to Head
| English Open 2023 | 2023/10/04 09:00 | Xiao Guodong v Mark Williams | 3-4 |
| WST Pro Series 2021 | 2021/03/21 18:30 | Mark Williams v Xiao Guodong | 2-1 |
| Snooker Shoot-Out 2021 | 2021/02/07 14:55 | Xiao Guodong v Mark Williams | 0-1 |
Home History
| Champion of Champions 2024 | 2024/11/15 19:00 | Mark Allen v Xiao Guodong | 3-6 |
| Champion of Champions 2024 | 2024/11/14 19:00 | Mark Selby v Xiao Guodong | 5-6 |
| Champion of Champions 2024 | 2024/11/14 13:00 | Ronnie O'Sullivan v Xiao Guodong | 3-4 |
| International Championship 2024 | 2024/11/08 06:00 | Chris Wakelin v Xiao Guodong | 9-8 |
| International Championship 2024 | 2024/11/07 06:30 | Jackson Page v Xiao Guodong | 4-6 |
| International Championship 2024 | 2024/11/06 11:30 | Jack Lisowski v Xiao Guodong | 3-6 |
| International Championship 2024 | 2024/11/05 11:30 | Xiao Guodong v Mark Allen | 6-2 |
| International Championship 2024 | 2024/11/03 11:30 | Ricky Walden v Xiao Guodong | 0-6 |
Away History
| Champion of Champions 2024 | 2024/11/16 19:00 | Neil Robertson v Mark Williams | 2-6 |
| Champion of Champions 2024 | 2024/11/12 19:00 | Kyren Wilson v Mark Williams | 5-6 |
| Champion of Champions 2024 | 2024/11/12 13:00 | Mark Williams v Bai Yulu | 4-1 |
| International Championship 2024 | 2024/11/06 06:30 | Chris Wakelin v Mark Williams | 6-4 |
| International Championship 2024 | 2024/11/05 11:30 | Thepchaiya Un-Nooh v Mark Williams | 1-6 |
| Northern Ireland Open 2024 | 2024/10/25 15:00 | Mark Williams v Kyren Wilson | 1-5 |
| Northern Ireland Open 2024 | 2024/10/24 14:05 | Mark Williams v Hai Long Ma | 4-2 |
| Northern Ireland Open 2024 | 2024/10/23 20:40 | Mark Williams v Noppon Saengkham | 4-1 |