Stadium: COURT 2 Round: 26 Ground: Hardcourt indoor
| ITF M25 Jonkoping | 2021/09/21 09:20 | Marvin Moeller v Harry Wendelken | 4-6,7-5,6-1 |
| ITF M25 Plaisir | 2021/09/16 07:55 | Vasil Kirkov v Marvin Moeller | 2-6,7-6,7-6 |
| ITF M25 Plaisir | 2021/09/14 10:50 | Lisandru Rodriguez v Marvin Moeller | 1-6,0-6 |
| ITF M25 Trier | 2021/08/28 15:00 | Tim Handel v Marvin Moeller | 7-5,2-6,6-2 |
| ITF M25 Trier | 2021/08/27 12:00 | Marvin Moeller v Mick Veldheer | 6-3,6-3 |
| ITF M25 Trier | 2021/08/26 15:00 | Marvin Moeller v Marlon Vankan | 6-2,7-5 |
| ITF M25 Trier | 2021/08/25 09:00 | Marvin Moeller v Leopold Zima | 6-1,7-5 |
| Challenger Luedenscheid | 2021/08/17 15:35 | Matteo Martineau v Marvin Moeller | 6-0,6-2 |
| ITF M25 Jonkoping | 2021/09/21 07:25 | Robin Thour v Tibo Colson | 2-6,1-6 |
| ITF M25 Jonkoping | 2021/09/20 08:50 | Axel Bergdahl v Tibo Colson | 2-6,0-6 |
| ITF M25 Eupen | 2021/09/07 15:25 | Gauthier Onclin v Tibo Colson | 6-2,6-2 |
| ITF M15 Huy | 2021/08/24 11:05 | Lorenzo Bocchi v Tibo Colson | 6-4,6-2 |
| ITF M25 Koksijde | 2021/08/18 09:00 | Tibo Colson v Simon Carr | 3-6,6-1,3-6 |
| ITF M15 Esch/Alzette | 2021/07/19 09:00 | Alexander Kotzen v Tibo Colson | 4-6,6-1,10-7 |
| ITF M15 Esch/Alzette | 2021/07/18 08:00 | Tibo Colson v Gianni Ross | 6-4,6-7,10-3 |
| ITF M15 Monastir | 2021/04/07 12:30 | Daniele Capecchi v Tibo Colson | 3-6,7-5,6-3 |