Stadium: Center Court Round: 25 Ground: Clay
| Challenger Salzburg | 2023/07/09 12:55 | Roko Horvat v Blaz Rola | 1-6,0-6 |
| ITF M15 Celje | 2023/06/28 11:00 | Roko Horvat v Gal Emersic Potocnik | 1-6,3-6 |
| ITF M15 Store | 2023/06/22 09:30 | Bor Artnak v Roko Horvat | 6-3,6-2 |
| ITF M15 Store | 2023/06/21 07:00 | Lun Obrul v Roko Horvat | 5-7,6-1,6-7 |
| ITF M15 Litija | 2023/06/13 07:00 | Admir Kalender v Roko Horvat | 1-6,6-3,6-4 |
| Challenger Drummondville | 2022/11/17 15:00 | Harold Mayot v Roko Horvat | 7-5,6-0 |
| Challenger Drummondville | 2022/11/15 20:45 | Roko Horvat v Constantin Frantzen | 7-6,6-1 |
| Challenger Drummondville | 2022/11/14 20:10 | Maks Kasnikowski v Roko Horvat | 6-3,6-4 |
| ITF M25 Osijek | 2023/08/08 10:05 | Marcell Bartakovics v Jaka Protic Zakelj | 7-6,2-6,13-11 |
| ITF M25 Osijek | 2023/08/07 12:55 | Marcell Bartakovics v Aleksa Pisaric | 6-4,2-6,10-5 |
| ITF M25 Osijek | 2023/08/06 10:00 | Martin Zeljenka v Marcell Bartakovics | 3-6,3-6 |
| ITF M15 Novi Sad | 2023/07/24 07:30 | Marcell Bartakovics v Jan Kupcic | 4-6,4-6 |
| ITF M25 Pardubice | 2022/09/19 09:00 | Daniel Siniakov v Marcell Bartakovics | 6-7,6-2,10-4 |
| ITF M25 Maribor | 2022/09/06 07:30 | Marcell Bartakovics v Sandro Szic | 0-6,1-6 |
| ITF M25 Maribor | 2022/09/05 09:15 | Miha Vetrih v Marcell Bartakovics | 3-6,3-6 |
| ITF M25 Maribor Qual | 2022/09/04 11:30 | Morris Kipcak v Marcell Bartakovics | 3-6,0-6 |