Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/10/13 15:40 | Kai Wehnelt v Andrew Paulson | 6-7,1-6 |
| ITF M25 Praha | 2021/10/07 08:00 | Khumoyun Sultanov v Andrew Paulson | 4-6,6-3,6-2 |
| ITF M25 Pardubice | 2021/09/23 11:00 | Filip Misolic v Andrew Paulson | 3-6,7-5,6-2 |
| ITF M25 Pardubice | 2021/09/23 07:30 | Dominik Recek v Andrew Paulson | 2-6,6-7 |
| UTR Pro Tennis Series Ricany | 2021/09/19 07:00 | Filip Duda v Andrew Paulson | 0-0 |
| UTR Pro Tennis Series Ricany | 2021/09/18 09:00 | Petr Hajek v Andrew Paulson | 4-6,1-6 |
| UTR Pro Tennis Series Ricany | 2021/09/17 10:30 | Andrey Chepelev v Andrew Paulson | 3-6,2-5 |
| UTR Pro Tennis Series Ricany | 2021/09/16 08:30 | Marek Jaloviec v Andrew Paulson | 6-3,2-6,6-7 |
| ITF M15 Sozopol | 2021/10/14 08:30 | Sarp Agabigun v Tommaso Compagnucci | 7-5,3-6,11-9 |
| 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. Peterburg | 2021/04/16 09:30 | Yanki Erel v Sarp Agabigun | 6-4,6-1 |