Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Calabasas | 2021/10/27 19:00 | Ronan Joncour v Max Basing | 6-3,6-7,0-6 |
| ITF M25 Nevers | 2021/10/04 08:55 | Ronan Joncour v Lilian Breut | 4-6,7-5,5-10 |
| ITF M15 Parnu | 2021/08/04 10:10 | Ronan Joncour v Tadas Babelis | 0-6,5-7 |
| ITF M25 Kottingbrunn | 2021/07/20 11:15 | Martins Podzus v Ronan Joncour | 6-0,6-1 |
| ITF M15 Doboj | 2021/07/14 11:00 | Ronan Joncour v Peter Fajta | 0-6,1-6 |
| ITF M25 Velenje | 2021/07/09 11:45 | Alexander Shevchenko v Ronan Joncour | 6-2,6-3 |
| ITF M25 Velenje | 2021/07/08 13:00 | Ronan Joncour v Uladzimir Ignatik | 4-6,6-3,6-2 |
| ITF M25 Velenje | 2021/07/06 10:10 | Daniil Glinka v Ronan Joncour | 6-2,3-6,5-7 |
| ITF M25 Trier | 2021/08/23 09:00 | Alex Knaff v Jeremy Schifris | 6-3,7-6 |
| ITF M25 Muttenz | 2021/08/18 13:10 | Harold Mayot v Jeremy Schifris | 6-1,6-4 |
| ITF M25 Muttenz | 2021/08/17 11:20 | Nico Jaeger v Jeremy Schifris | 3-6,3-6 |
| ITF M25 Muttenz | 2021/08/16 14:50 | Tanguy Genier v Jeremy Schifris | 3-6,2-6 |
| ITF M25 Telfs | 2021/07/11 09:00 | Leon Hoeveler v Jeremy Schifris | 1-6,6-0,10-6 |
| ITF M25 Wroclaw | 2021/06/27 15:30 | Jeremy Schifris v Maciej Rajski | 1-6,2-6 |
| ITF M15 Heraklion | 2021/05/30 09:00 | Jeremy Schifris v Yasha Zemel | 6-4,2-6,8-10 |
| ITF M15 Heraklion | 2021/05/25 08:00 | Daniel Cox v Jeremy Schifris | 6-3,6-1 |