Stadium: CC Round: 25 Ground: Clay
| ITF M25 Biel | 2021/03/29 12:05 | Yann Marti v Marvin Moeller | 6-4,6-7,10-5 |
| ITF M15 Poitiers | 2021/03/19 13:10 | Kyrian Jacquet v Marvin Moeller | 6-2,6-3 |
| ITF M15 Poitiers | 2021/03/17 10:30 | Marvin Moeller v Jean-Jacques Rakotohasy | 6-2,6-1 |
| ITF M25 Trimbach | 2021/03/11 12:00 | Dominic Stephan Stricker v Marvin Moeller | 6-1,6-4 |
| ITF M25 Trimbach | 2021/03/10 09:00 | Patrik Hartmeier v Marvin Moeller | 1-6,7-6,2-6 |
| ITF M15 Monastir | 2021/02/16 13:00 | Marvin Moeller v Naoki Tajima | 2-6,3-6 |
| ITF M15 Monastir | 2021/02/09 10:30 | Lukas Mugevicius v Marvin Moeller | 6-3,6-2 |
| ITF M15 Monastir | 2021/02/04 11:00 | Skander Mansouri v Marvin Moeller | 6-0,6-1 |
| ITF M25 La Nucia | 2021/03/19 11:55 | Carlos Gimeno Valero v Leopold Zima | 6-0,6-1 |
| ITF M25 La Nucia | 2021/03/17 13:20 | Leopold Zima v Axel Garcian | 6-1,7-6 |
| ITF M25 La Nucia | 2021/03/16 08:25 | Zakhar Trapeznikov v Leopold Zima | 6-2,2-6,10-12 |
| ITF M25 La Nucia | 2021/03/15 08:30 | Jesus Echevarri v Leopold Zima | 4-6,2-6 |
| ITF M25 La Nucia | 2021/03/14 13:00 | Inigo G Olasagasti v Leopold Zima | 3-6,1-6 |
| ITF M15 La Nucia | 2021/03/09 11:00 | Nathan Seateun v Leopold Zima | 6-3,7-6 |
| ITF M15 Antalya | 2021/02/02 07:00 | Leopold Zima v Davide Galoppini | 6-7,2-6 |
| ITF M15 Antalya | 2021/02/01 11:00 | Guy Den Heijer v Leopold Zima | 4-6,3-6 |