Stadium: Center Court Round: 29 Ground: Carpet indoor
| Challenger Ismaning MD | 2021/10/29 12:00 | Gengel/Machac v Sancic/Sitak | 7-6,2-6,10-7 |
| Challenger Ismaning MD | 2021/10/28 14:00 | Gengel/Machac v Haase/Hermans | 7-6,6-2 |
| Challenger Ismaning MD | 2021/10/27 19:35 | Jebavy/Nielsen v Gengel/Machac | 2-6,4-6 |
| Challenger Rennes MD | 2021/09/18 11:00 | Gengel/Machac v Stevens/Van Rijthoven | 7-6,5-7,3-10 |
| Challenger Rennes MD | 2021/09/17 10:55 | Gengel/Machac v Lamasine/Simon | 7-6,6-1 |
| Challenger Rennes MD | 2021/09/16 14:00 | Pel/Qureshi v Gengel/Machac | 6-7,6-7 |
| Challenger Rennes MD | 2021/09/15 11:00 | Gengel/Machac v Kamke/Maden | 6-7,6-2,10-8 |
| Challenger Ismaning MD | 2021/10/29 13:40 | Begemann/Zelenay v Walkow/Zielinski | 6-4,1-6,10-7 |
| Challenger Ismaning MD | 2021/10/28 17:35 | Marterer/Sachko v Begemann/Zelenay | 4-6,6-7 |
| Challenger Ismaning MD | 2021/10/27 17:55 | Huesler/Margaroli v Begemann/Zelenay | 4-6,6-7 |
| Challenger Mouilleron le Captif MD | 2021/10/06 13:30 | Olivetti/Reese v Begemann/Zelenay | 3-6,6-3,10-8 |
| Challenger Orleans MD | 2021/09/30 14:50 | Herbert/Olivetti v Begemann/Zelenay | 6-3,6-4 |
| Challenger Orleans MD | 2021/09/28 14:55 | Barrere/Eysseric v Begemann/Zelenay | 3-6,6-7 |
| ATP Kitzbuhel MD | 2021/07/28 11:20 | Begemann/Zelenay v Jebavy/Middelkoop | 7-6,3-6,9-11 |
| ATP Kitzbuhel MD | 2021/07/26 14:20 | Arneodo/Nedovyesov v Begemann/Zelenay | 3-6,6-7 |