Estádio: Court 2 Round: 25 Ground: Carpet indoor
| ITF - M25 Plaisir | 2021/09/16 08:30 | Thomas Laurent v Arthur Reymond | 6-3,6-1 |
| ITF - M25 Plaisir | 2021/09/15 08:00 | Arthur Reymond v Johan Sebastien Tatlot | 2-6,7-6,7-6 |
| Challenger - Cassis | 2021/09/06 12:15 | Arthur Reymond v Giovanni Mpetshi Perricard | 6-7,6-7 |
| ITF - M25 Bagnères-de-Bigorre | 2021/09/01 16:30 | Arthur Fils v Arthur Reymond | 6-3,4-6,6-3 |
| ITF - M15 Huy | 2021/08/26 10:55 | Arthur Fery v Arthur Reymond | 6-4,6-2 |
| ITF - M15 Huy | 2021/08/25 15:25 | Pierre Yves Bailly v Arthur Reymond | 3-6,6-3,1-6 |
| ITF - M15 Pescara | 2021/08/22 15:00 | Alexis Gautier v Arthur Reymond | 6-4,6-4 |
| ITF - M15 Pescara | 2021/08/21 15:00 | Arthur Reymond v Riccardo Balzerani | 7-6,1-6,6-2 |
| ITF - M25 Pardubice | 2021/09/23 09:00 | Robin Stanek v Milan Welte | 6-2,6-4 |
| ITF - M25 Pardubice | 2021/09/21 11:55 | Milan Welte v Pawel Juszczak | 6-4,6-3 |
| ITF - M15 Allershausen | 2021/09/01 12:05 | Milan Welte v Niklas Schell | 6-3,2-6,3-6 |
| ITF - M25 Trier | 2021/08/24 11:00 | Milan Welte v Tim Handel | 6-2,1-6,6-7 |
| ITF - M25 Üeberlingen | 2021/08/19 10:35 | Louis Wessels v Milan Welte | 6-4,6-3 |
| ITF - M25 Üeberlingen | 2021/08/18 14:10 | Milan Welte v Constantin Bittoun Kouzmine | 6-4,6-0 |
| ITF - M25 Frankfurt am Main | 2021/08/09 14:10 | Milan Welte v Taiyo Yamanaka | 6-7,4-6 |
| ITF - M15 Parnu | 2021/08/04 09:20 | Vladimir Ivanov v Milan Welte | 7-5,1-6,6-3 |