Stadium: Central Court Round: 27 Ground: Clay
| Challenger Banja Luka | 2023/08/09 12:30 | Eric Vanshelboim v Toby Alex Kodat | 5-7,1-6 |
| Challenger Banja Luka | 2023/08/08 12:30 | Toby Alex Kodat v Ugo Blanchet | 6-4,6-3 |
| Challenger Liberec | 2023/08/06 12:00 | Toby Alex Kodat v Francisco Comesana | 2-6,4-6 |
| Challenger Liberec | 2023/08/06 08:30 | Gerard Campana Lee v Toby Alex Kodat | 1-6,5-7 |
| Challenger Liberec | 2023/08/04 10:00 | Federico Agustin Gomez v Toby Alex Kodat | 1-6,0-6 |
| Challenger Liberec | 2023/08/03 08:00 | Toby Alex Kodat v Norbert Gombos | 6-4,6-3 |
| Challenger Liberec | 2023/08/01 14:35 | Toby Alex Kodat v Timo Stodder | 3-6,6-3,6-3 |
| Challenger Liberec | 2023/07/31 08:00 | Toby Alex Kodat v Matyas Cerny | 6-0,6-2 |
| Challenger Banja Luka | 2023/08/09 10:30 | Marko Topo v Dragos Nicolae Madaras | 6-3,6-4 |
| Challenger Banja Luka | 2023/08/08 10:50 | Marko Topo v Geoffrey Blancaneaux | 6-0,6-2 |
| Challenger Banja Luka | 2023/08/07 14:30 | Marko Topo v Marat Sharipov | 6-3,6-2 |
| Challenger Banja Luka | 2023/08/07 09:30 | Marko Topo v Oleg Prihodko | 6-7,6-2,6-4 |
| ATP Hamburg | 2023/07/22 08:30 | Cristian Garin v Marko Topo | 6-3,6-4 |
| Challenger Braunschweig | 2023/07/10 14:30 | Marko Topo v Henri Laaksonen | 6-4,2-6,4-6 |
| Challenger Karlsruhe | 2023/07/06 16:00 | Marko Topo v Thiago Seyboth Wild | 4-6,2-6 |
| Challenger Karlsruhe | 2023/07/04 14:00 | Miljan Zekic v Marko Topo | 3-6,4-6 |