Head to Head
| Players Championship 2020 | 2020/02/24 19:00 | Mark Selby v Mark Williams | 6-0 |
| China Open | 2018/04/06 06:00 | Mark Selby v Mark Williams | 6-2 |
| Championship League Snooker | 2018/03/29 13:00 | Mark Selby v Mark Williams | 3-0 |
| The Masters | 2018/01/14 13:10 | Mark Selby v Mark Williams | 5-6 |
| Gibraltar Open 2019 | 2017/11/16 04:00 | Mark Williams v Mark Selby | 5-3 |
| International Championship | 2017/11/01 11:30 | Mark Selby v Mark Williams | 6-4 |
| China Open | 2017/04/02 06:00 | Mark Williams v Mark Selby | 8-10 |
| Championship League Snooker | 2017/02/23 11:00 | Mark Selby v Mark Williams | 2-3 |
Home History
| World Grand Prix 2020 | 2020/12/19 19:00 | Mark Selby v Jack Lisowski | 4-6 |
| World Grand Prix 2020 | 2020/12/18 15:45 | Mark Selby v Hossein Vafaei | 5-3 |
| World Grand Prix 2020 | 2020/12/17 13:00 | Mark Selby v Anthony McGill | 4-2 |
| World Grand Prix 2020 | 2020/12/16 13:00 | Mark Selby v Liang Wenbo | 4-3 |
| Scottish Open 2020 | 2020/12/13 13:00 | Mark Selby v Ronnie O'Sullivan | 9-3 |
| Scottish Open 2020 | 2020/12/12 19:00 | Mark Selby v Jamie Jones | 6-1 |
| Scottish Open 2020 | 2020/12/11 12:00 | Mark Selby v Ricky Walden | 5-4 |
| Scottish Open 2020 | 2020/12/10 21:30 | Mark Selby v Lyu Haotian | 4-1 |
Away History
| Scottish Open 2020 | 2020/12/10 21:05 | Judd Trump v Mark Williams | 4-1 |
| Scottish Open 2020 | 2020/12/10 13:30 | Mark Williams v Jackson Page | 4-1 |
| Scottish Open 2020 | 2020/12/09 19:15 | Mark Williams v Dominic Dale | 4-2 |
| Scottish Open 2020 | 2020/12/08 10:00 | Mark Williams v Lukas Kleckers | 4-3 |
| UK Championship 2020 | 2020/12/01 19:00 | Mark Williams v Ricky Walden | 5-6 |
| UK Championship 2020 | 2020/11/29 19:00 | Mark Williams v Sunny Akani | 6-2 |
| UK Championship 2020 | 2020/11/23 09:00 | Mark Williams v Ben Hancorn | 6-0 |
| Northern Ireland Open 2020 | 2020/11/18 16:30 | Mark Williams v Dominic Dale | 2-4 |