Stadium: Court 3 Round: 14 Ground: Hardcourt indoor
| ITF Germany F14 | 2016/10/13 12:30 | Christopher Heyman v Marvin Moeller | 4-6,4-6 |
| Challenger Eckental | 2021/11/02 10:05 | Marvin Moeller v Mirza Basic | 2-6,5-7 |
| ITF M25 Sarreguemines | 2021/10/28 10:40 | Marvin Moeller v Hugo Voljacques | 0-6,2-6 |
| ITF M25 Sarreguemines | 2021/10/26 10:55 | Marvin Moeller v Hendrik Jebens | 6-4,6-4 |
| ITF M25 Hamburg | 2021/10/19 08:00 | Tim Sandkaulen v Marvin Moeller | 6-4,7-5 |
| ITF M25 Falun | 2021/09/28 10:55 | Leopold Zima v Marvin Moeller | 6-3,6-3 |
| ITF M25 Jonkoping | 2021/09/23 08:00 | Marvin Moeller v Viktor Durasovic | 7-5,3-6,4-6 |
| ITF M25 Jonkoping | 2021/09/22 09:45 | Marvin Moeller v Tibo Colson | 6-2,3-6,6-3 |
| ITF M25 Jonkoping | 2021/09/21 09:20 | Marvin Moeller v Harry Wendelken | 4-6,7-5,6-1 |
| Challenger Eckental | 2021/11/02 09:00 | Marc-Andrea Huesler v Christopher Heyman | 6-1,6-1 |
| Challenger Eckental | 2021/11/01 10:00 | Mischa Zverev v Christopher Heyman | 3-6,6-3,2-6 |
| Challenger Eckental | 2021/10/31 10:00 | Aldin Setkic v Christopher Heyman | 4-6,5-7 |
| ITF M25 Nevers | 2021/10/06 13:00 | Christopher Heyman v Luca Van Assche | 4-6,6-7 |
| Challenger Lisbon | 2021/09/26 10:45 | Christopher Heyman v Lucas Gerch | 4-6,7-6,5-7 |
| Challenger Biel | 2021/09/19 09:30 | Jakub Paul v Christopher Heyman | 7-6,4-6,7-5 |
| Challenger Istanbul | 2021/09/16 08:00 | Yasutaka Uchiyama v Christopher Heyman | 3-6,6-3,6-4 |
| Challenger Istanbul | 2021/09/14 08:40 | Christopher Heyman v Andrea Arnaboldi | 3-6,6-2,6-4 |