Stadium: ACTIVE+Logistics-C6 Round: 25 Ground: Clay
| ITF M15 Bad Waltersdorf | 2021/08/26 07:00 | Marko Topo v Gabriel Decamps | 4-6,5-7 |
| ITF M15 Bad Waltersdorf | 2021/08/24 07:00 | Dominik Boehler v Marko Topo | 7-6,6-7,4-6 |
| ATP Belgrade | 2021/05/23 13:00 | Marko Topo v Federico Coria | 6-4,2-6,0-6 |
| Challenger Belgrade | 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 M25 Trier | 2021/08/29 09:00 | Tim Handel v Louis Wessels | 6-2,6-4 |
| ITF M25 Trier | 2021/08/28 15:00 | Tim Handel v Marvin Moeller | 7-5,2-6,6-2 |
| ITF M25 Trier | 2021/08/27 10:00 | Sandro Kopp v Tim Handel | 6-3,6-7,6-7 |
| ITF M25 Trier | 2021/08/26 09:30 | Tim Handel v Alexander Cozbinov | 6-2,3-6,6-2 |
| ITF M25 Trier | 2021/08/24 11:00 | Milan Welte v Tim Handel | 6-2,1-6,6-7 |
| ITF M25 Ueberlingen | 2021/08/21 10:00 | Ergi Kirkin v Tim Handel | 4-6,7-6,7-6 |
| ITF M25 Ueberlingen | 2021/08/20 10:00 | Tim Handel v Liam Gavrielides | 6-2,6-1 |
| ITF M25 Ueberlingen | 2021/08/19 10:00 | Alexander Cozbinov v Tim Handel | 3-6,4-6 |