Stadium: Hard Court 2 Round: 44 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2020/11/24 07:30 | Robert Strombachs v Janis, Jason | 6-0,6-1 |
| ITF - M15 Héraklion | 2020/11/16 07:30 | Timo Stodder v Robert Strombachs | 6-1,6-1 |
| Sarreguemines, Singles M-ITF-FRA-22A | 2020/10/29 11:05 | Kenneth Raisma v Robert Strombachs | 4-6,6-4,7-6 |
| Sarreguemines, Singles M-ITF-FRA-22A | 2020/10/27 12:30 | Robert Strombachs v Niklas-Salminen, Patrick | 6-4,7-6 |
| Sarreguemines, Singles M-ITF-FRA-22A | 2020/10/26 13:15 | Robert Strombachs v Kenneth Raisma | 4-6,1-6 |
| Sarreguemines, Singles M-ITF-FRA-22A | 2020/10/25 12:35 | Robert Strombachs v Brett Vadoz | 6-0,6-2 |
| ITF M25 Hamburg | 2020/10/18 12:30 | Benedikt Henning v Robert Strombachs | 7-6,6-2 |
| ITF M15 Setubal | 2020/10/05 10:30 | Faria, Luis v Robert Strombachs | 6-3,6-4 |
| ITF - M15 Héraklion | 2020/11/24 07:30 | Spec, Matic v Paroulek, Tadeas | 7-5,6-2 |
| ITF - M15 Héraklion | 2020/11/23 08:00 | Spec, Matic v Neil Oberleitner | 7-6,6-2 |
| ITF - M15 Héraklion | 2020/11/15 08:00 | Spec, Matic v Gianmarco Ferrari | 6-2,3-6,5-10 |
| ITF - M15 Héraklion | 2020/11/09 09:30 | Cezar Cretu v Spec, Matic | 6-3,3-6,10-7 |
| ITF - M15 Héraklion | 2020/11/08 07:30 | Spec, Matic v Jakub Paul | 6-2,6-1 |
| ITF - M15 Héraklion | 2020/11/01 07:30 | Eysseric, Jonathan v Spec, Matic | 3-6,6-1,10-5 |
| ITF M25 Pardubice | 2020/09/30 07:00 | Dubrivnyy, Artem v Spec, Matic | 6-4,3-6,10-6 |
| ITF M25 Pardubice | 2020/09/27 09:00 | Spec, Matic v Daniel Siniakov | 1-6,6-2,13-11 |