Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| 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 |
| ITF M15 Monastir | 2021/09/07 08:00 | Theo Arribage v Chanchai Sookton-Eng | 4-6,6-4,10-7 |