Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2021/11/17 08:00 | Kuan-Yi Lee v Akram El Sallaly | 6-2,6-2 |
| ITF M15 Sharm El Sheikh | 2021/11/09 08:00 | Kuan-Yi Lee v Saba Purtseladze | 5-7,2-6 |
| ITF M15 Sharm El Sheikh | 2021/11/08 09:00 | Kuan-Yi Lee v Vladislav Gorbatenko | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2021/11/07 11:30 | Kuan-Yi Lee v Astur Martinez Irigoyen | 6-1,6-1 |
| ITF M15 Sharm El Sheikh | 2021/11/03 08:00 | Kuan-Yi Lee v Simone Roncalli | 3-6,0-6 |
| ITF M15 Antalya | 2021/06/29 07:50 | Kuan-Yi Lee v Daiki Yoshimura | 6-1,0-6,7-10 |
| ITF M15 Antalya | 2021/06/28 06:30 | Kuan-Yi Lee v Ali Amiri | 6-4,6-0 |
| ITF M15 Antalya | 2021/06/27 06:30 | Kuan-Yi Lee v Miguel Fernando Pereira | 2-6,6-1,10-4 |
| ITF M15 Sharm El Sheikh | 2021/11/17 10:30 | Mikhail Fufygin v Boris Pokotilov | 5-7,7-5,5-7 |
| ITF M15 Sharm El Sheikh | 2021/11/10 08:00 | Boris Pokotilov v Laelson Rodrigues | 5-7,7-5,5-7 |
| ITF M15 Žilina | 2021/09/01 08:00 | Adria Soriano Barrera v Boris Pokotilov | 6-2,6-2 |
| ITF M15 Bratislava | 2021/08/25 11:05 | Sean Hess v Boris Pokotilov | 4-6,7-6,5-7 |
| ITF M15 Bratislava | 2021/08/17 14:05 | Boris Pokotilov v Andrew Paulson | 6-4,0-6,2-6 |
| ITF M15 Curtea de Argeș | 2021/08/12 07:00 | Stefan Palosi v Boris Pokotilov | 6-2,6-4 |
| ITF M15 Curtea de Argeș | 2021/08/10 12:20 | Boris Pokotilov v Mircea-Alexandru Jecan | 3-6,6-4,6-1 |
| ITF M15 St. Peterburg | 2021/04/13 10:30 | Matvey Minin v Boris Pokotilov | 6-4,6-7,6-3 |