Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/10/05 13:30 | Sarp Agabigun v Gabriel Donev | 5-7,5-7 |
| Challenger Istanbul | 2021/09/13 09:00 | Sarp Agabigun v Hugo Grenier | 4-6,6-3,4-6 |
| ITF M25 Trier | 2021/08/24 13:30 | Kai Wehnelt v Sarp Agabigun | 6-0,6-4 |
| ITF M15 Antalya | 2021/06/01 10:20 | Nicolas Moreno De Alboran v Sarp Agabigun | 6-4,6-4 |
| ITF M15 Tbilisi | 2021/05/20 06:00 | Sarp Agabigun v Justin Roberts | 4-6,6-2,6-7 |
| ITF M15 Tbilisi | 2021/05/18 07:00 | Andrey Chepelev v Sarp Agabigun | 2-6,4-6 |
| ITF M15 St Petersburg | 2021/04/16 09:30 | Yanki Erel v Sarp Agabigun | 6-4,6-1 |
| ITF M15 St Petersburg | 2021/04/15 10:25 | Sarp Agabigun v Konstantin Kravchuk | 5-7,6-2,6-3 |
| ITF M15 Sozopol | 2021/10/13 09:00 | Tommaso Compagnucci v Berk Ilkel | 6-7,5-7 |
| ITF M15 Sozopol | 2021/10/11 09:00 | Tommaso Compagnucci v Martin Dimitrov | 6-4,6-2 |
| ITF M15 Sozopol | 2021/10/10 10:30 | Tommaso Compagnucci v S Mert Ozdemir | 6-2,7-5 |
| ITF M15 Vyshkovo | 2021/09/25 08:00 | Ivan Nedelko v Tommaso Compagnucci | 6-2,6-7,6-4 |
| ITF M15 Vyshkovo | 2021/09/24 10:00 | Tommaso Compagnucci v Aleksandr Braynin | 3-6,7-5,6-1 |
| ITF M15 Vyshkovo | 2021/09/21 07:00 | Yan Bondarevskiy v Tommaso Compagnucci | 2-6,7-6,5-7 |
| ITF M15 Sozopol | 2021/09/17 06:55 | Martin Krumich v Tommaso Compagnucci | 6-2,6-4 |
| ITF M15 Sozopol | 2021/09/16 10:05 | Tommaso Compagnucci v Petr Nesterov | 6-2,6-0 |