Estádio: Court 1 Round: 27 Ground: Clay
| ITF - M15 Anif | 2020/08/27 11:05 | Peter Heller v Riccardo Balzerani | 3-6,6-4,6-3 |
| ITF - M15 Anif | 2020/08/25 12:30 | Peter Heller v Filip Misolic | 6-0,6-0 |
| DTB German Pro Series | 2020/06/26 09:45 | Peter Heller v Matthias Bachinger | 6-3,3-6,2-6 |
| DTB German Pro Series | 2020/06/25 09:20 | Peter Heller v Niklas Guttau | 6-1,6-2 |
| DTB German Pro Series | 2020/06/24 08:00 | Matthias Bachinger v Peter Heller | 6-7,4-6 |
| DTB German Pro Series | 2020/06/23 09:15 | Peter Heller v Philip Florig | 6-0,6-1 |
| DTB German Pro Series | 2020/06/12 11:05 | Peter Heller v Kai Wehnelt | 6-4,6-4 |
| DTB German Pro Series | 2020/06/11 08:00 | Benito Sanchez Martinez v Peter Heller | 4-6,2-6 |
| ITF - M15 Anif | 2020/08/27 14:25 | Karlis Ozolins v Sadio Doumbia | 2-6,4-6 |
| ITF - M15 Anif | 2020/08/26 11:40 | Sebastian Fanselow v Sadio Doumbia | 2-6,2-6 |
| ITF - M25 Vogau | 2020/08/20 09:25 | Sadio Doumbia v Mathias Bourgue | 5-7,2-6 |
| ITF - M25 Vogau | 2020/08/19 08:00 | Sadio Doumbia v Simon Beaupain | 7-6,6-2 |
| Challenger - Potchefstroom | 2020/03/12 08:00 | Sadio Doumbia v Evgeny Karlovskiy | 6-4,2-6,7-6 |
| Challenger - Potchefstroom | 2020/03/10 09:15 | Sadio Doumbia v Marek Gengel | 6-4,6-2 |
| ITF - M25 Potchefstroom | 2020/03/07 10:00 | Sadio Doumbia v Tobias Simon | 6-7,3-6 |
| ITF - M25 Potchefstroom | 2020/03/06 10:40 | Sadio Doumbia v Roberto Ortega-Olmedo | 3-6,6-3,6-0 |