Estádio: Court 7 Round: 54 Ground: Clay
| ITF - M15 Sharm El Sheikh | 2021/11/17 12:30 | Krittin Koaykul v Neil Oberleitner | 1-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2021/11/07 08:30 | Krittin Koaykul v Ray Ho | 3-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2021/11/02 09:15 | Krittin Koaykul v Mason Recci | 3-6,1-6 |
| ITF - M15 Sharm El Sheikh | 2021/11/01 10:00 | Krittin Koaykul v Matias Riva | 3-6,6-4,10-5 |
| ITF - M15 Sharm El Sheikh | 2021/10/31 13:30 | Krittin Koaykul v Roy Hobbs | 7-6,6-4 |
| ITF - M15 Sharm El Sheikh | 2021/10/27 08:00 | Illya Beloborodko v Krittin Koaykul | 6-2,6-1 |
| ITF - M15 Sharm El Sheikh | 2021/10/19 08:55 | Krittin Koaykul v Dean Cooper Kirby | 6-2,4-6,4-10 |
| ITF - M15 Sharm El Sheikh | 2021/10/11 07:30 | Sergo Sikharulidze v Krittin Koaykul | 6-1,6-3 |
| UTR Pro Tennis Series - Camberra | 2021/12/11 23:30 | Zak Talic v Alexander Despoja | 6-1,7-6 |
| UTR Pro Tennis Series - Camberra | 2021/12/11 02:30 | Cooper Wilkinson v Zak Talic | 1-6,0-6 |
| UTR Pro Tennis Series - Camberra | 2021/12/09 22:00 | Elijah Cham v Zak Talic | 6-4,4-6,2-6 |
| UTR Pro Tennis Series - Camberra | 2021/12/07 02:30 | Lachlan Brain v Zak Talic | 3-6,4-6 |
| UTR Pro Tennis Series - Camberra | 2021/12/05 22:00 | Zak Talic v Omar Jasika | 2-6,2-5 |
| Brisbane - Pro Tennis Series | 2021/07/24 05:30 | Jeremy Jin v Zak Talic | 6-3,3-6,6-2 |
| Brisbane - Pro Tennis Series | 2021/07/23 22:30 | Winter Meagher v Zak Talic | 2-6,6-3,2-5 |
| Brisbane - Pro Tennis Series | 2021/07/22 01:30 | Timothy Gray v Zak Talic | 5-7,2-6 |