Stadium: Court 3 Round: 44 Ground: Clay
| ITF M25 Koksijde | 2021/08/19 08:00 | John Sperle v Simon Carr | 2-6,2-6 |
| ITF M25 Koksijde | 2021/08/16 08:00 | Victor Ernaelsteen v John Sperle | 3-6,3-6 |
| ITF M25 Wetzlar | 2021/08/03 15:30 | John Sperle v Osman Torski | 3-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/30 13:30 | Hazem Naw v John Sperle | 6-4,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/07/30 07:00 | Hendrik Jebens v John Sperle | 4-6,6-7 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 08:30 | Marvin Schaber v John Sperle | 2-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 12:00 | Tim Gennes v John Sperle | 1-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/26 12:30 | Vasile Antonescu v John Sperle | 6-3,5-2 |
| ITF M15 Oldenzaal | 2021/08/17 07:30 | Nicolas Bruna v Niklas Guttau | 6-3,3-6,6-10 |
| ITF M15 Curtea de Arges | 2021/08/09 09:00 | Nicolas Bruna v Ray Ho | 4-6,2-6 |
| ITF M15 Curtea de Arges | 2021/08/08 10:00 | Mihnea L.S. Turcu v Nicolas Bruna | 3-6,4-6 |
| ITF M15 Cairo | 2021/08/01 07:00 | Nicolas Bruna v Amr Asrawy | 6-4,1-6,10-12 |
| ITF M15 Cairo | 2021/07/26 08:00 | Nicolas Bruna v Lautaro Agustin Falabella | 2-6,1-6 |
| ITF M15 Cairo | 2021/07/25 07:00 | Nicolas Bruna v Sebastian Arcila | 6-4,6-2 |
| ITF M15 Cairo | 2021/07/21 09:55 | Ignacio Monzon v Nicolas Bruna | 3-6,6-0,6-3 |
| ITF M15 Cairo | 2021/07/20 08:00 | Nicolas Bruna v Imran D Abd Hazli | 6-2,6-1 |