| UTR Pro Tennis Series - Amsterdam | 2021/12/06 11:30 | Sem Verbeek v Tim Sandkaulen | 5-7,6-7 |
| ITF M25 Hamburgo | 2021/10/21 08:00 | Lenny Hampel v Tim Sandkaulen | 6-4,7-6 |
| ITF M25 Hamburgo | 2021/10/19 08:00 | Tim Sandkaulen v Marvin Moeller | 6-4,7-5 |
| ITF M25 Hamburgo | 2021/10/17 14:50 | Benjamin Dhoe v Tim Sandkaulen | 6-7,6-2,5-10 |
| ITF M25 Hamburgo | 2021/10/17 11:10 | Alen Moritz Hodzic v Tim Sandkaulen | 6-7,1-6 |
| UTR Pro Tennis Series Mülheim | 2021/10/16 08:00 | Tim Sandkaulen v Eric Vanshelboim | 0-0 |
| UTR Pro Tennis Series Mülheim | 2021/10/15 08:30 | Yurii Dzhavakian v Tim Sandkaulen | 0-0 |
| UTR Pro Tennis Series Mülheim | 2021/10/14 13:00 | Edison Ambarzumjan v Tim Sandkaulen | 3-6,0-5 |
| ITF M25 Villers-lès-Nancy | 2021/11/09 08:55 | Tibo Colson v Maxence Beauge | 6-7,2-6 |
| ITF M25 Saint Dizier | 2021/11/01 15:05 | Leopold Zima v Tibo Colson | 7-5,6-2 |
| ITF M25 Saint Dizier | 2021/10/31 12:00 | Arjun Mehrotra v Tibo Colson | 3-6,6-3,10-12 |
| ITF M15 Doha | 2021/10/21 15:30 | Tibo Colson v Julian Cash | 3-6,6-7 |
| ITF M15 Doha | 2021/10/20 12:30 | Adrian Oetzbach v Tibo Colson | 3-6,3-6 |
| ITF M15 Doha | 2021/10/14 14:40 | Valentin Vacherot v Tibo Colson | 4-6,6-3,6-1 |
| ITF M15 Doha | 2021/10/13 16:20 | Tibo Colson v Elmer Moller | 7-6,6-4 |
| ITF M25 Falun | 2021/09/26 11:00 | Tibo Colson v Johannes Ingildsen | 6-2,7-5 |