Head to Head
| Gibraltar Open 2019 | 2018/04/02 06:30 | Thepchaiya Un-Nooh v Mark Williams | 1-6 |
| Players Championship | 2015/03/25 13:45 | Mark Williams v Thepchaiya Un-Nooh | 4-1 |
| Shanghai Masters | 2014/08/15 18:00 | Mark Williams v Thepchaiya Un-Nooh | 5-3 |
Home History
| World Open | 2018/08/12 06:00 | David Gilbert v Mark Williams | 9-10 |
| World Open | 2018/08/11 11:30 | Noppon Saengkham v Mark Williams | 5-6 |
| World Open | 2018/08/10 11:30 | Jack Lisowski v Mark Williams | 3-5 |
| World Open | 2018/08/09 06:30 | Joe Perry v Mark Williams | 1-5 |
| World Open | 2018/08/08 06:30 | Ben Woollaston v Mark Williams | 2-5 |
| World Open | 2018/08/07 11:30 | Alexander Ursenbacher v Mark Williams | 1-5 |
| China Championship Qualifiers 2019 | 2018/08/06 06:30 | Mark Williams v Lukas Kleckers | 5-4 |
| Riga Masters 2018 | 2018/07/28 12:00 | Zhang Yong v Mark Williams | 4-3 |
Away History
| Gibraltar Open 2019 | 2018/08/26 07:40 | Peter Ebdon v Thepchaiya Un-Nooh | 4-0 |
| Gibraltar Open 2019 | 2018/08/24 18:30 | Thepchaiya Un-Nooh v Zhang Yong | 4-2 |
| Gibraltar Open 2019 | 2018/08/24 14:55 | Ben Woollaston v Thepchaiya Un-Nooh | 1-4 |
| Gibraltar Open 2019 | 2018/08/24 10:30 | Thepchaiya Un-Nooh v Christopher Watts | 4-0 |
| China Championship Qualifiers 2019 | 2018/08/20 13:30 | Thepchaiya Un-Nooh v Rhys Clark | 4-5 |
| European Masters Qualifiers | 2018/08/17 12:00 | Harvey Chandler v Thepchaiya Un-Nooh | 2-4 |
| Indian Open 2018 | 2018/08/16 09:00 | Thepchaiya Un-Nooh v Adam Duffy | 4-2 |
| World Open | 2018/08/06 06:30 | Thepchaiya Un-Nooh v Stephen Maguire | 4-5 |