Stadion: Central Round: 25 Ground: Clay
| ITF - M25 - Montauban | 2021/06/27 08:30 | Franco Agamenone v Jonathan Eysseric | 6-2,6-1 |
| ITF - M25 - Montauban | 2021/06/26 09:00 | Jonathan Eysseric v Valentin Royer | 6-4,4-6,7-6 |
| ITF - M25 - Montauban | 2021/06/25 10:00 | Viktor Durasovic v Jonathan Eysseric | 3-6,2-6 |
| ITF - M25 - Montauban | 2021/06/24 11:50 | Maxime Mora v Jonathan Eysseric | 3-6,4-6 |
| ITF - M25 - Montauban | 2021/06/23 11:25 | Jonathan Eysseric v Oriol Roca Batalla | 6-3,6-2 |
| Challenger - Lyon | 2021/06/06 13:20 | Jonathan Eysseric v Camilo Ugo Carabelli | 2-6,4-6 |
| ITF - M15 - Helsinki | 2021/06/02 08:05 | Jonathan Eysseric v Jaimee Floyd Angele | 6-2,2-6,4-6 |
| ITF - M15 - Valldoreix | 2021/05/09 13:00 | Jonathan Eysseric v Pedro Araujo | 6-4,0-6,5-10 |
| Challenger - Mailand | 2021/06/20 12:55 | Nikolas Sanchez Izquierdo v Orlando Luz | 3-6,7-5,2-6 |
| Challenger - Aix-en-Provence | 2021/06/15 08:30 | Nikolas Sanchez Izquierdo v Manuel Guinard | 6-3,3-6,4-6 |
| Challenger - Aix-en-Provence | 2021/06/14 10:05 | Nikolas Sanchez Izquierdo v Michael Geerts | 6-7,6-4,6-2 |
| Challenger - Aix-en-Provence | 2021/06/13 11:15 | Nikolas Sanchez Izquierdo v Rafael Matos | 6-2,6-2 |
| Challenger - Lyon | 2021/06/06 09:30 | Eduard Esteve Lobato v Nikolas Sanchez Izquierdo | 6-4,6-0 |
| Challenger - Oeiras | 2021/05/28 11:55 | Timofey Skatov v Nikolas Sanchez Izquierdo | 7-6,5-7,6-1 |
| Challenger - Oeiras | 2021/05/26 11:25 | Nikolas Sanchez Izquierdo v Tung-Lin Wu | 6-2,7-6 |
| Challenger - Oeiras | 2021/05/25 11:40 | Geoffrey Blancaneaux v Nikolas Sanchez Izquierdo | 3-6,2-6 |