Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Cairo | 2021/12/01 11:20 | Chien Hsun Lo v Petr Iamachkine | 6-3,4-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/11/19 08:00 | Chien Hsun Lo v Duckhee Lee | 2-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/11/18 08:00 | Kelsey Stevenson v Chien Hsun Lo | 6-7,5-7 |
| ITF M15 Sharm El Sheikh | 2021/11/17 10:40 | Dostanbek Tashbulatov v Chien Hsun Lo | 2-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/11/11 08:00 | Chien Hsun Lo v Emiliano Maggioli | 1-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/11/10 11:45 | Chien Hsun Lo v Dostanbek Tashbulatov | 4-6,6-2,7-6 |
| ITF M15 Sharm El Sheikh | 2021/11/03 13:25 | Menelaos Efstathiou v Chien Hsun Lo | 6-1,6-0 |
| ITF M15 Sharm El Sheikh | 2021/10/27 11:55 | Kelsey Stevenson v Chien Hsun Lo | 6-3,6-0 |
| ITF M15 Sharm El Sheikh | 2021/11/16 10:10 | Haoyuan Huang v Ainius Sabaliauskas | 6-2,6-2 |
| ITF M15 Sharm El Sheikh | 2021/11/15 11:30 | Vladislav Gorbatenko v Ainius Sabaliauskas | 1-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/11/08 08:00 | Ainius Sabaliauskas v Karlo Cubelic | 5-7,2-6 |
| ITF M15 Parnu | 2021/10/28 11:25 | Ainius Sabaliauskas v Remy Bertola | 1-6,6-7 |
| ITF M15 Parnu | 2021/10/26 09:00 | Karlis Ozolins v Ainius Sabaliauskas | 5-7,4-6 |
| ITF M15 Sozopol | 2021/10/11 10:00 | Yannik Steinegger v Ainius Sabaliauskas | 6-3,6-2 |
| ITF M15 Vyshkovo | 2021/09/20 06:00 | Federico Campana v Ainius Sabaliauskas | 7-5,2-6,10-6 |
| ITF M15 Chornomorsk | 2021/09/01 07:00 | Yan Bondarevskiy v Ainius Sabaliauskas | 7-5,6-2 |