Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Ajaccio | 2021/07/06 08:30 | Calvin Hemery v Axel Garcian | 6-3,6-3 |
| ITF M25 Bourg-en-Bresse | 2021/06/27 15:20 | Damien Salvestre v Axel Garcian | 7-6,6-7,10-7 |
| ITF M25 Montauban | 2021/06/22 09:00 | Viktor Durasovic v Axel Garcian | 6-1,7-6 |
| ITF M25 Grasse | 2021/06/13 09:35 | Thomas Deschamps v Axel Garcian | 6-2,6-1 |
| Challenger Lyon | 2021/06/06 12:05 | Axel Garcian v Manuel Guinard | 4-6,1-6 |
| ITF M15 Valldoreix | 2021/05/10 08:00 | Nicolas Alvarez Varona v Axel Garcian | 6-1,6-4 |
| ITF M15 Majadahonda | 2021/05/02 16:15 | Axel Garcian v Oleg Prihodko | 5-7,2-6 |
| ITF M15 Las Palmas | 2021/04/26 10:30 | Alberto Barroso Campos v Axel Garcian | 6-4,7-6 |
| ITF M25 Wetzlar | 2021/08/02 14:00 | Osman Torski v Kai Lemstra | 6-4,0-6,10-5 |
| ITF M25 Most | 2021/05/26 10:15 | Antoine Escoffier v Kai Lemstra | 6-3,7-5 |
| ITF M25 Most | 2021/05/25 10:15 | Kai Lemstra v Edward Hubner | 6-1,6-1 |
| ITF M25 Most | 2021/05/24 08:00 | Kai Lemstra v Niklas Rohrer | 6-3,6-2 |
| ITF M25 Most | 2021/05/23 14:00 | Kai Lemstra v Vojtech Petr | 6-4,6-4 |
| ITF M25 Jablonec Nad Nisou | 2021/05/18 07:30 | Andrew Paulson v Kai Lemstra | 6-3,6-4 |
| ITF M25 Jablonec Nad Nisou | 2021/05/17 07:30 | Jan Jermar v Kai Lemstra | 4-6,4-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 08:30 | Matyas Cerny v Kai Lemstra | 3-6,3-6 |