Stadion: Court 5 Round: 26 Ground: Clay
| ITF - M15 - Bad Waltersdorf | 2021/08/24 07:00 | Dominik Boehler v Marko Topo | 7-6,6-7,4-6 |
| ATP - Belgrad | 2021/05/23 13:00 | Marko Topo v Federico Coria | 6-4,2-6,0-6 |
| Challenger - Belgrad | 2021/04/11 13:05 | Alessandro Giannessi v Marko Topo | 2-6,7-6,6-2 |
| ITF - M15 - Heraklion | 2020/11/09 09:30 | Marko Topo v Tomas Jirousek | 6-3,6-3 |
| ITF - M15 - Heraklion | 2020/11/08 08:30 | Mick Veldheer v Marko Topo | 6-1,3-6,8-10 |
| ITF - M15 - Sharm El Sheikh | 2020/10/14 12:10 | Marko Topo v Vladyslav Manafov | 6-7,2-6 |
| ITF - M15 - Sharm El Sheikh | 2020/10/09 08:00 | Marko Topo v Nick Chappell | 3-6,5-7 |
| ITF - M15 - Sharm El Sheikh | 2020/10/08 10:45 | Sebastian Prechtel v Marko Topo | 6-7,6-7 |
| ITF - M15 - Bad Waltersdorf | 2021/08/25 11:00 | Gabriel Decamps v Peter Nagy | 6-2,6-2 |
| ITF - M15 - Bad Waltersdorf | 2021/08/23 13:00 | Gabriel Decamps v Lorenzo Rottoli | 6-4,7-6 |
| ITF - M15 - Bad Waltersdorf | 2021/08/23 07:00 | Gabriel Decamps v Martin Zeljenka | 6-1,6-1 |
| ITF - M15 - Bad Waltersdorf | 2021/08/22 09:00 | Petr Hajek v Gabriel Decamps | 6-7,2-6 |
| ITF - M15 - Warmbad-Villach | 2021/08/21 11:00 | Peter Heller v Gabriel Decamps | 7-5,6-2 |
| ITF - M15 - Warmbad-Villach | 2021/08/20 12:50 | Gabriel Decamps v Lukas Krainer | 6-2,6-3 |
| ITF - M15 - Warmbad-Villach | 2021/08/19 10:45 | Daniele Capecchi v Gabriel Decamps | 7-5,2-6,2-6 |
| ITF - M15 - Warmbad-Villach | 2021/08/18 12:45 | Gabriel Decamps v Jonas Trinker | 6-1,7-6 |