Stadium: Court 2 Round: 27 Ground: Hardcourt indoor
| ITF M25 Falun | 2021/09/29 14:50 | Antoine Escoffier v Christian Sigsgaard | 7-5,6-7,6-4 |
| ITF M25 Falun | 2021/09/28 14:30 | Antoine Escoffier v Markus Eriksson | 6-1,7-5 |
| Challenger Biel | 2021/09/24 13:55 | Antoine Escoffier v Marc-Andrea Huesler | 7-5,1-6,2-6 |
| Challenger Biel | 2021/09/23 11:00 | Alexander Shevchenko v Antoine Escoffier | 4-6,6-7 |
| Challenger Biel | 2021/09/21 12:30 | Antoine Escoffier v Jerome Kym | 6-4,6-1 |
| Challenger Biel | 2021/09/20 11:30 | Alexander Shevchenko v Antoine Escoffier | 4-6,2-6 |
| Challenger Biel | 2021/09/19 13:05 | Antoine Bellier v Antoine Escoffier | 2-6,4-6 |
| Challenger Rennes | 2021/09/12 09:30 | Antoine Escoffier v Clement Chidekh | 4-6,6-3,1-6 |
| ITF M25 Falun | 2021/09/29 15:20 | Vasil Kirkov v Leopold Zima | 6-4,6-4 |
| ITF M25 Falun | 2021/09/27 12:00 | Sergey Fomin v Vasil Kirkov | 3-6,2-6 |
| ITF M25 Plaisir | 2021/09/17 11:30 | Thomas Laurent v Vasil Kirkov | 6-7,1-6 |
| ITF M25 Plaisir | 2021/09/16 07:55 | Vasil Kirkov v Marvin Moeller | 2-6,7-6,7-6 |
| ITF M25 Plaisir | 2021/09/14 10:35 | Vasil Kirkov v Melvin Manuel | 6-4,6-2 |
| Challenger Banja Luka | 2021/09/05 10:50 | Vasil Kirkov v Mircea-Alexandru Jecan | 4-6,4-6 |
| ITF M15 Ulcinj | 2021/09/02 10:10 | Ignacio Carou v Vasil Kirkov | 3-6,6-1,6-4 |
| ITF M15 Ulcinj | 2021/08/31 10:20 | Luca Teboul v Vasil Kirkov | 1-6,1-6 |