Stadium: Court 2 Round: 62 Ground: Clay
| ITF - M15 - Antalya | 2021/10/24 07:00 | Sebastian Gima v Vlad Andrei Dumitru | 6-2,6-0 |
| ITF - M15 - Antalya | 2021/10/21 07:00 | Nicholas David Ionel v Sebastian Gima | 6-1,6-3 |
| ITF - M15 - Antalya | 2021/10/20 09:55 | Sebastian Gima v Francesco Maestrelli | 7-5,2-6,7-5 |
| ITF - M15 Sozopol | 2021/10/14 08:30 | Hazem Naw v Sebastian Gima | 6-2,7-6 |
| Challenger - Sibiu | 2021/09/26 09:05 | Yshai Oliel v Sebastian Gima | 6-4,6-4 |
| Challenger - Bukurešť | 2021/09/19 07:30 | Calvin Hemery v Sebastian Gima | 6-3,4-6,6-4 |
| ITF - M15 Zlatibor | 2021/09/16 11:30 | Zsombor Velcz v Sebastian Gima | 6-3,6-4 |
| ITF - M15 Zlatibor | 2021/09/15 11:35 | Sebastian Gima v Peter Fajta | 6-4,2-6,6-4 |
| ITF - M15 - Antalya | 2021/10/24 07:00 | Zac Osborne v Daniil Gusev | 4-6,4-6 |
| ITF - M15 - Antalya | 2021/10/18 07:00 | Daniil Gusev v Antonin Bolardt | 0-6,0-6 |
| ITF - M15 - Antalya | 2021/10/17 07:00 | Daniil Gusev v Julian Gimenez | 6-4,6-3 |
| ITF - M15 - Antalya | 2021/10/10 07:00 | Alberto Morolli v Daniil Gusev | 6-1,6-4 |
| ITF - M15 Telavi | 2021/08/02 06:00 | Daniil Gusev v Alexander Boborykin | 2-6,2-6 |
| ITF - M25 Telavi | 2021/07/26 07:00 | Daniil Gusev v Shay Bar Menahem | 2-6,0-6 |
| ITF - M15 - Antalya | 2021/04/19 07:00 | Michel Vernier v Daniil Gusev | 6-1,6-1 |
| ITF - M15 - Antalya | 2021/04/11 07:00 | Daniil Gusev v Edward Hubner | 4-6,7-6,5-10 |