Stadium: Court 13 Round: 54 Ground: Hardcourt outdoor
| 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 |
| ITF M15 Monastir | 2021/09/06 11:00 | Shinnosuke Hiramatsu v Chanchai Sookton-Eng | 6-3,4-6,2-10 |
| UTR Pro Tennis Series Brisbane | 2021/07/30 02:00 | Tomislav E Papac v Casey Hoole | 6-4,4-6,3-5 |
| UTR Pro Tennis Series Brisbane | 2021/07/28 00:30 | Tomislav E Papac v Scott Jones | 5-7,3-6 |
| UTR Pro Tennis Series Brisbane | 2021/07/27 02:00 | Tomislav E Papac v Zachary Viiala | 1-6,6-7 |
| UTR Pro Tennis Series Brisbane | 2021/07/26 03:00 | Louis Clark v Tomislav E Papac | 6-1,3-6,4-6 |
| UTR Pro Tennis Series Brisbane | 2021/07/25 00:00 | Tomislav E Papac v Zachary Viiala | 3-6,2-6 |
| UTR Pro Tennis Series Brisbane | 2021/07/23 00:30 | Alexander Crnokrak v Tomislav E Papac | 6-3,6-3 |
| UTR Pro Tennis Series Brisbane | 2021/07/21 01:30 | Will Maher v Tomislav E Papac | 0-6,6-4,1-6 |
| UTR Pro Tennis Series Brisbane | 2021/07/19 01:30 | Scott Jones v Tomislav E Papac | 6-1,6-2 |