Stadium: Pista 3 Round: 14 Ground: Clay
| Challenger Braga | 2021/09/21 12:10 | Andrea Collarini v Alex Rybakov | 6-2,6-2 |
| Challenger Braga | 2021/09/20 11:25 | Kaichi Uchida v Alex Rybakov | 6-3,7-5 |
| Challenger Braga | 2021/09/19 13:30 | Jeroen Vanneste v Alex Rybakov | 2-6,0-6 |
| Challenger Szczecin | 2021/09/16 17:00 | Nicola Kuhn v Alex Rybakov | 6-2,6-2 |
| Challenger Szczecin | 2021/09/14 10:00 | Danilo Petrovic v Alex Rybakov | 1-6,2-6 |
| Challenger Szczecin | 2021/09/13 09:00 | Jesper De Jong v Alex Rybakov | 6-3,3-6,2-6 |
| Challenger Szczecin | 2021/09/12 09:00 | Szymon Kielan v Alex Rybakov | 2-6,6-2,3-6 |
| Challenger Kyiv | 2021/09/09 08:00 | Sebastian Baez v Alex Rybakov | 6-4,6-2 |
| ITF - Cairo M15 | 2021/09/22 08:00 | Davide Galoppini v Valerio Aboian | 6-2,2-6,4-6 |
| ITF - Cairo M15 | 2021/09/15 08:00 | Davide Galoppini v Valerio Aboian | 4-6,7-6,1-6 |
| ITF - Bad Waltersdorf M15 | 2021/08/31 10:55 | Tom Kocevar-Desman v Davide Galoppini | 6-3,6-3 |
| ITF - Bad Waltersdorf M15 | 2021/08/26 08:15 | Fausto Tabacco v Davide Galoppini | 6-7,6-0,6-3 |
| ITF - Bad Waltersdorf M15 | 2021/08/25 06:55 | Peter Fajta v Davide Galoppini | 4-6,3-6 |
| ITF - Pescara M15 | 2021/08/17 08:00 | Davide Galoppini v Jean Thirouin | 5-7,6-1,3-6 |
| ITF - Frankfurt am Main M25 | 2021/08/10 12:45 | Davide Galoppini v Oriol Roca Batalla | 3-6,5-7 |
| ITF - Perugia M15 | 2021/07/21 11:45 | Gabriele Piraino v Davide Galoppini | 6-7,6-4,6-2 |