Stadium: Center Court 1 Grosshesselohe Round: 1
| DTB German Pro Series | 2020/06/13 08:30 | Nino Ehrenschneider v Marvin Moeller | 4-6,6-3,6-2 |
| DTB German Pro Series | 2020/06/12 13:00 | Cedrik-Marcel Stebe v Marvin Moeller | 7-5,2-6,6-4 |
| DTB German Pro Series | 2020/06/11 08:00 | Jeremy Jahn v Marvin Moeller | 6-3,0-6,3-6 |
| ITF M15 Loule | 2020/03/12 11:00 | Maverick Banes v Marvin Moeller | 6-2,2-6,6-3 |
| ITF M15 Loule | 2020/03/11 10:30 | Yannik Steinegger v Marvin Moeller | 3-6,4-6 |
| ITF M15 Loule | 2020/03/09 15:45 | Marvin Moeller v Jose Joaquin M Cisneros | 6-2,6-2 |
| ITF M15 Loule | 2020/03/09 11:00 | Albert Roglan v Marvin Moeller | 7-6,5-7,8-10 |
| ITF M15 Loule | 2020/03/08 10:00 | Guilherme Sousa Severin v Marvin Moeller | 0-6,0-6 |
| DTB German Pro Series | 2020/06/13 11:55 | Niklas Guttau v Lucas Gerch | 4-6,3-6 |
| DTB German Pro Series | 2020/06/12 16:25 | Maximilian Marterer v Lucas Gerch | 6-3,6-1 |
| DTB German Pro Series | 2020/06/11 11:40 | Daniel Altmaier v Lucas Gerch | 6-2,7-6 |
| Challenger Koblenz | 2020/02/19 09:00 | Tallon Griekspoor v Lucas Gerch | 6-4,2-6,7-6 |
| Challenger Koblenz | 2020/02/18 10:20 | Enrico Dalla Valle v Lucas Gerch | 1-6,4-6 |
| Challenger Koblenz | 2020/02/17 09:00 | Lucas Gerch v Johann Willems | 6-1,6-7,6-1 |
| ITF M25 Naples | 2020/02/13 15:00 | Eduard Esteve Lobato v Lucas Gerch | 7-6,4-6,7-5 |
| ITF M25 Naples | 2020/02/11 16:25 | Lucas Gerch v Javier Barranco Cosano | 7-5,6-3 |