Head to Head
| Players Championship | 2019/03/05 13:00 | Mark Williams v Ali Carter | 6-2 |
| Northern Ireland Open | 2018/11/14 13:00 | Mark Williams v Ali Carter | 3-4 |
| China Championship Qualifiers 2019 | 2018/05/01 13:30 | Mark Williams v Ali Carter | 13-8 |
| Championship League Snooker | 2018/03/29 10:45 | Ali Carter v Mark Williams | 3-2 |
| Gibraltar Open 2019 | 2018/03/14 11:00 | Mark Williams v Ali Carter | 0-4 |
| Gibraltar Open 2019 | 2017/01/09 12:00 | Ali Carter v Mark Williams | 3-1 |
| Championship League Snooker | 2016/03/02 14:00 | Mark Williams v Ali Carter | 3-0 |
Home History
| World Grand Prix 2020 | 2020/12/15 19:00 | Ronnie O'Sullivan v Ali Carter | 4-1 |
| Scottish Open 2020 | 2020/12/09 20:10 | Robbie Williams v Ali Carter | 4-3 |
| Scottish Open 2020 | 2020/12/08 19:00 | Ali Carter v Ryan Day | 4-2 |
| UK Championship 2020 | 2020/11/25 19:00 | Ali Carter v Ashley Carty | 4-6 |
| Northern Ireland Open 2020 | 2020/11/21 13:00 | Ali Carter v Ronnie O'Sullivan | 3-6 |
| Northern Ireland Open 2020 | 2020/11/20 14:40 | Ali Carter v Kurt Maflin | 5-3 |
| Northern Ireland Open 2020 | 2020/11/19 19:00 | Ben Woollaston v Ali Carter | 2-4 |
| Northern Ireland Open 2020 | 2020/11/19 13:00 | Dominic Dale v Ali Carter | 2-4 |
Away History
| The Masters 2021 | 2021/01/11 19:00 | Shaun Murphy v Mark Williams | 6-4 |
| 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 |