Stadion: C1) Aterno Gas&Power Round: 25 Ground: Clay
| ITF - M15 - L'Aquila | 2021/07/11 07:00 | Simone Spaccini v Louroi Martinez | 1-6,3-6 |
| ITF - M25 - Bozen | 2021/08/04 11:10 | Marco Bortolotti v Arthur Reymond | 6-4,6-4 |
| ITF - M25 - Bozen | 2021/08/03 18:35 | Arthur Reymond v Oscar Jose Gutierrez | 6-4,3-6,6-2 |
| ITF - M25 - Uriage | 2021/07/14 12:00 | Otto Virtanen v Arthur Reymond | 2-6,6-3,7-6 |
| ITF - M25 - Montauban | 2021/06/24 11:00 | Franco Agamenone v Arthur Reymond | 7-5,7-5 |
| ITF - M25 - Montauban | 2021/06/23 08:30 | Nazim Makhlouf v Arthur Reymond | 3-6,1-6 |
| Challenger - Aix-en-Provence | 2021/06/13 11:20 | Arthur Reymond v Michael Geerts | 2-6,3-6 |
| ITF - M15 - Gaiba | 2021/06/11 11:10 | Mats Rosenkranz v Arthur Reymond | 7-6,6-3 |
| ITF - M15 - Gaiba | 2021/06/10 12:20 | Arthur Reymond v Giovanni Fonio | 3-6,6-3,6-0 |