Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Cairo | 2021/01/24 07:30 | Seita Watanabe v Dennis Dragomirov | 6-0,6-1 |
| ITF M15 Cairo | 2021/01/17 08:00 | Dennis Dragomirov v Ashraf El Sayed | 4-6,5-7 |
| ITF M15 Manacor | 2021/01/10 09:30 | Robert Strombachs v Juan P Canas Garcia | 3-6,2-6 |
| ITF M15 Manacor | 2021/01/04 10:00 | Robert Strombachs v Frane Nincevic | 1-6,0-6 |
| ITF M15 Manacor | 2021/01/03 10:30 | Robert Strombachs v Adria V. Ferrer | 6-3,6-1 |
| German Championship | 2020/12/08 16:30 | Robert Strombachs v Henri Squire | 2-6,6-7 |
| ITF M15 Heraklion | 2020/11/24 11:30 | Robert Strombachs v Matic Spec | 1-6,6-7 |
| ITF M15 Heraklion | 2020/11/24 07:30 | Robert Strombachs v Jason Janis | 6-0,6-1 |
| ITF M15 Heraklion | 2020/11/16 07:30 | Timo Stodder v Robert Strombachs | 6-1,6-1 |
| ITF M15 Sarreguemines | 2020/10/29 11:05 | Kenneth Raisma v Robert Strombachs | 4-6,6-4,7-6 |