Head to Head
| 2019 Paul Hunter Classic | 2016/08/27 13:55 | Dechawat Poomjaeng v Thepchaiya Un-Nooh | 2-4 |
Home History
| 2023 Snooker Shoot-Out | 2023/01/25 14:00 | Ian Martin v Thepchaiya Un-Nooh | 0-1 |
| 2023 World Grand Prix | 2023/01/16 19:00 | Zhou Yuelong v Thepchaiya Un-Nooh | 4-3 |
| 2023 Open do País de Gales - Qualificação | 2023/01/11 10:00 | Ken Doherty v Thepchaiya Un-Nooh | 4-3 |
| 2022 Open de Inglaterra | 2022/12/15 19:00 | Judd Trump v Thepchaiya Un-Nooh | 4-2 |
| 2022 Open de Inglaterra | 2022/12/14 19:00 | Thepchaiya Un-Nooh v Yuan Sijun | 4-1 |
| 2022 Open de Inglaterra | 2022/12/14 10:00 | Thepchaiya Un-Nooh v Tian Pengfei | 4-1 |
| 2022 Open de Inglaterra - Qualificação | 2022/12/12 19:00 | Stuart Bingham v Thepchaiya Un-Nooh | 1-4 |
| 2022 Open da Escócia | 2022/12/03 13:00 | Thepchaiya Un-Nooh v Gary Wilson | 4-6 |
Away History
| 2023 Snooker Shoot-Out | 2023/01/26 16:25 | Dechawat Poomjaeng v Si Jiahui | 1-0 |
| 2023 Open do País de Gales - Qualificação | 2023/01/11 10:00 | Daniel Wells v Dechawat Poomjaeng | 4-2 |
| 2022 Open de Inglaterra | 2022/12/14 13:00 | Dechawat Poomjaeng v Ronnie O'Sullivan | 2-4 |
| 2023 Masters da Alemanha - Qualificação | 2022/11/25 19:00 | Gary Wilson v Dechawat Poomjaeng | 5-0 |
| 2022 UK Championship Qualifiers | 2022/11/06 09:30 | Michael Judge v Dechawat Poomjaeng | 6-4 |
| 2022 Open de Inglaterra - Qualificação | 2022/10/29 15:05 | Dechawat Poomjaeng v Alexander Ursenbacher | 4-3 |
| 2019 Campeonato da China - Qualificação | 2018/12/20 10:00 | Jimmy Robertson v Dechawat Poomjaeng | 5-1 |
| 2019 Gibraltar Open | 2018/12/11 13:00 | Dechawat Poomjaeng v Luke Simmonds | 0-4 |