Stadium: Court 1 Round: 62 Ground: Clay
| ITF M15 Kursumlijska Banja | 2023/06/19 12:05 | Marko Topo v Kirill Mishkin | 6-3,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/18 15:00 | Marko Topo v Henrique S Gomes | 6-2,6-1 |
| Challenger Lyon | 2023/06/11 08:00 | Georgii Kravchenko v Marko Topo | 6-4,4-6,6-2 |
| Challenger Heilbronn | 2023/06/07 16:00 | Matteo Arnaldi v Marko Topo | 2-6,6-3,6-1 |
| Challenger Heilbronn | 2023/06/05 15:20 | Oleksii Krutykh v Marko Topo | 4-6,4-6 |
| Challenger Troisdorf | 2023/05/30 13:25 | Lukas Klein v Marko Topo | 6-3,6-7,6-4 |
| Challenger Skopje | 2023/05/22 11:45 | Alexander Weis v Marko Topo | 6-3,6-3 |
| Challenger Skopje | 2023/05/21 13:30 | Marko Topo v Orlando Luz | 6-1,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/19 11:25 | Alex Bancila v Sean Hess | 3-6,1-6 |
| ITF M15 Kursumlijska Banja | 2023/06/18 15:00 | Marko Mesarovic v Sean Hess | 3-6,1-6 |
| ITF M15 Kursumlijska Banja | 2023/06/15 09:15 | Sean Hess v Marat Sharipov | 2-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/06/13 07:00 | Sean Hess v Maxim Krapivin | 6-3,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/12 10:30 | Sean Hess v Andre Filep | 7-6,6-3 |
| ITF M15 Nyiregyhaza | 2023/06/05 13:30 | Sean Hess v Karol Filar | 6-1,3-6,13-15 |
| ITF M15 Nyiregyhaza | 2023/06/05 09:30 | Sean Hess v Botond Kisantal | 6-3,6-1 |
| ITF M15 Pazardzhik | 2023/05/24 07:00 | Simone Roncalli v Sean Hess | 6-2,7-5 |