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