Stadium: Court 6 Round: 25 Ground: Clay
| Canberra, Singles M-ITF-AUS-06A | 2022/02/14 02:25 | Krittin Koaykul v Talic, Zaharije-Zak | 6-4,6-4 |
| 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 Recci, Mason | 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 Hobbs, Roy | 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 |
| Canberra, Singles M-ITF-AUS-06A | 2022/02/08 02:00 | Sookton-Eng, Chanchai v Nicholas Jovanovski | 1-6,6-7 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2021/11/01 14:00 | Sklenka, Victor v Sookton-Eng, Chanchai | 6-4,6-2 |
| ITF - M25 Calabasas | 2021/10/26 17:00 | Sookton-Eng, Chanchai v Masato Perera | 6-1,2-6,6-10 |
| ITF M15 Ithaca | 2021/10/05 13:00 | Sookton-Eng, Chanchai v Kaj Quirijns | 2-6,6-3,8-10 |
| ITF M15 Lubbock | 2021/09/30 17:50 | Mark Whitehouse v Sookton-Eng, Chanchai | 6-4,6-1 |
| ITF M15 Lubbock | 2021/09/29 20:35 | Pawlak, Piotr v Sookton-Eng, Chanchai | 3-6,6-3,5-7 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2021/09/21 14:00 | Patten, Henry v Sookton-Eng, Chanchai | 7-5,6-4 |
| ITF M25 Champaign | 2021/09/13 17:00 | Sookton-Eng, Chanchai v Emile Hudd | 5-7,2-6 |