Stadium: TVM Court (3) Round: 25 Ground: Hardcourt outdoor
| ITF M15 Antalya | 2021/04/06 07:00 | Constantin Schmitz v Bogdan Bobrov | 6-1,6-4 |
| ITF M15 Antalya | 2021/03/30 08:30 | Pol Martin Tiffon v Constantin Schmitz | 6-4,7-6 |
| ITF M15 Antalya | 2021/03/26 07:00 | Georgii Kravchenko v Constantin Schmitz | 6-2,6-3 |
| ITF M15 Antalya | 2021/03/24 07:30 | Constantin Schmitz v Pedro Vives Marcos | 6-3,6-3 |
| ITF M15 Monastir | 2021/03/10 10:30 | Yannick Mertens v Constantin Schmitz | 6-0,6-2 |
| ITF M15 Monastir | 2021/03/04 08:30 | Mateus Alves v Constantin Schmitz | 6-3,6-4 |
| ITF M15 Monastir | 2021/03/02 08:30 | Constantin Schmitz v Christoph Negritu | 6-4,7-6 |
| ITF M15 Monastir | 2021/02/23 08:00 | Constantin Schmitz v Jose Fco. Vidal Azorin | 6-4,3-6,4-6 |
| ITF M15 Monastir | 2021/04/06 09:00 | Tom Kocevar-Desman v Sho Shimabukuro | 3-6,6-3,3-6 |
| ITF M15 Monastir | 2021/03/29 09:00 | Tom Kocevar-Desman v Hazem Naw | 4-6,1-6 |
| ITF M15 Monastir | 2021/03/28 09:30 | Tom Kocevar-Desman v Thomas George Brun | 6-1,6-1 |
| ITF M15 Monastir | 2021/02/18 10:35 | Alexander Erler v Tom Kocevar-Desman | 6-1,6-7,6-3 |
| ITF M15 Monastir | 2021/02/17 08:00 | Tom Kocevar-Desman v Constant De La Bassetiere | 6-1,6-4 |
| ITF M15 Monastir | 2021/02/15 10:00 | Tom Kocevar-Desman v Mohamed Amine Aissa Khelifa | 6-2,6-0 |
| ITF M15 Monastir | 2021/02/14 11:00 | Tom Kocevar-Desman v Samir Hamza Reguig | 6-2,6-1 |
| ITF M15 Monastir | 2021/02/13 09:00 | Alexander Erler v Tom Kocevar-Desman | 7-6,2-6,6-4 |