Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF M25 Columbus | 2021/11/18 18:30 | Martin Damm v James Trotter | 4-6,4-6 |
| ITF M25 Columbus | 2021/11/17 20:00 | Martin Damm v Elio Jose Ribeiro Lago | 6-2,6-2 |
| Challenger Knoxville | 2021/11/07 16:20 | Alexis Galarneau v Martin Damm | 6-3,6-4 |
| Challenger Charlottesville | 2021/11/03 01:00 | Jeffrey John Wolf v Martin Damm | 7-5,6-4 |
| ITF M25 Toulouse | 2021/10/20 07:55 | Li Tu v Martin Damm | 6-4,6-4 |
| ITF M25 Rodez | 2021/10/16 12:00 | Aidan Mchugh v Martin Damm | 6-2,6-3 |
| ITF M25 Rodez | 2021/10/15 09:55 | Yannick Mertens v Martin Damm | 3-6,2-6 |
| ITF M25 Rodez | 2021/10/14 11:50 | Tristan Schoolkate v Martin Damm | 2-6,6-7 |
| ITF M25 Vilnius | 2022/01/18 10:35 | Fabian Marozsan v Guy Den Ouden | 3-6,6-1,6-4 |
| ITF M25 Bath | 2022/01/12 11:45 | Mark Whitehouse v Guy Den Ouden | 7-5,6-2 |
| ITF M15 Monastir | 2021/12/01 08:30 | Matas Vasiliauskas v Guy Den Ouden | 6-3,6-4 |
| ITF M15 Monastir | 2021/11/28 09:00 | Guy Den Ouden v Gabriel Decamps | 6-3,6-4 |
| ITF M15 Monastir | 2021/11/27 10:25 | Martyn Pawelski v Guy Den Ouden | 4-6,2-6 |
| ITF M15 Monastir | 2021/11/26 11:35 | Guy Den Ouden v Terence Atmane | 6-7,7-5,6-1 |
| ITF M15 Monastir | 2021/11/25 08:25 | Guy Den Ouden v Omar Brigida | 6-2,6-7,6-4 |
| ITF M15 Monastir | 2021/11/23 13:25 | Guy Den Ouden v Josef Southcombe | 6-3,6-1 |