Stadium: Court 1 Round: 29 Ground: Clay
| ITF M15 Novi Sad | 2021/08/03 08:00 | Alex Knaff v Roko Horvat | 4-6,6-1,6-10 |
| ITF M15 Novi Sad | 2021/08/02 08:00 | Sabit Suntic v Roko Horvat | 1-6,1-6 |
| ITF M15 Novi Sad | 2021/07/26 07:30 | Tadeas Paroulek v Roko Horvat | 6-4,7-5 |
| ITF M15 Novi Sad | 2021/07/25 09:30 | Roko Horvat v Lazar Vojinovic | 6-2,3-6,10-3 |
| ITF M15 Doboj | 2021/07/11 13:45 | Roko Horvat v Nicolas Bruna | 6-1,2-6,8-10 |
| ITF M25 Velenje | 2021/07/05 16:20 | Peter Goldsteiner v Roko Horvat | 7-6,6-4 |
| ITF M25 Velenje | 2021/07/04 07:30 | Pietro Schiavetti v Roko Horvat | 6-2,3-6,6-10 |
| UTR Pro Tennis Series Zadar | 2021/07/03 07:00 | Matija Pecotic v Roko Horvat | 6-3,5-4 |
| ITF M15 Brcko | 2022/05/24 09:50 | Andrej Nedic v Admir Kalender | 7-5,3-6,10-6 |
| ITF M15 Brcko | 2022/05/23 09:30 | Admir Kalender v Kirill Mishkin | 6-4,6-2 |
| ITF M25 Osijek | 2022/05/19 09:05 | Admir Kalender v Matyas Fuele | 3-6,6-7 |
| ITF M25 Osijek | 2022/05/18 08:00 | Luka Todorovic v Admir Kalender | 3-6,2-6 |
| ITF M15 Antalya | 2022/04/17 09:00 | Admir Kalender v Berk Ilkel | 6-4,4-6,11-13 |
| ITF M15 Antalya | 2022/04/11 10:25 | Admir Kalender v Jan Sebesta | 6-0,3-6,7-10 |
| ITF M15 Antalya | 2022/04/10 06:00 | Admir Kalender v John Sperle | 6-1,6-2 |
| ITF M15 Antalya | 2022/04/06 08:25 | Hamad Medjedovic v Admir Kalender | 7-5,7-6 |