Stadion: Indoor 2 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 - Manacor | 2022/01/04 10:00 | Tom Gentzsch v Inaki Cabrera Bello | 7-5,7-5 |
| German Championship | 2021/12/08 09:00 | Tom Gentzsch v Luca Gelhardt | 4-6,1-6 |
| ITF - M15 - Heraklion | 2021/11/14 11:00 | Leon Hoeveler v Tom Gentzsch | 6-4,6-3 |
| ITF - M25 - Villers Les Nancy | 2021/11/07 09:00 | Matt Ponchet v Tom Gentzsch | 6-1,6-4 |
| ITF - M15 - Parnu | 2021/10/28 08:55 | Tom Gentzsch v Vladimir Ivanov | 7-5,2-6,4-6 |
| ITF - M15 - Parnu | 2021/10/27 13:55 | Tom Gentzsch v Robertas Vrzesinski | 6-1,6-2 |
| ITF - M15 - Parnu | 2021/10/26 08:00 | Tom Gentzsch v Oskar Antinheimo | 6-2,6-4 |
| ITF - M25 - Hamburg | 2021/10/19 09:25 | Daniel Little v Tom Gentzsch | 6-4,6-2 |
| Challenger - Puerto Vallarta | 2021/11/21 19:30 | Pedro Vives Marcos v Alex Hernandez | 4-6,6-4,3-6 |
| ITF - M15 - Fayetteville | 2021/09/24 17:20 | Gabi Adrian Boitan v Pedro Vives Marcos | 6-2,6-1 |
| ITF - M15 - Fayetteville | 2021/09/23 19:45 | John McNally v Pedro Vives Marcos | 6-3,3-6,2-6 |
| ITF - M15 - Fayetteville | 2021/09/22 16:30 | Blu Baker v Pedro Vives Marcos | 7-6,1-6,1-6 |
| ITF - M15 - Monastir | 2021/07/21 08:30 | Ajeet Rai v Pedro Vives Marcos | 6-2,6-4 |
| ITF - M15 - Monastir | 2021/07/15 08:30 | Pedro Vives Marcos v Rinky Hijikata | 1-6,5-7 |
| ITF - M15 - Monastir | 2021/07/14 11:30 | Pedro Vives Marcos v Ajeet Rai | 4-6,6-1,7-5 |
| ITF - M25 - Alkmaar | 2021/06/20 13:00 | Pedro Vives Marcos v Amaury Raynel | 6-4,3-6,8-10 |