Stadium: Court 4 Round: 62 Ground: Clay
| ITF M15 Sarajevo | 2021/05/30 07:30 | Erdem Isitan v Sabit Suntic | 6-0,4-6,10-4 |
| ITF M25 Kiseljak | 2021/05/23 13:15 | Drazen Petrovic v Sabit Suntic | 6-3,5-7,10-5 |
| ITF M15 Monastir | 2021/04/13 08:30 | Sabit Suntic v Danylo Kalenichenko | 0-6,1-6 |
| ITF M15 Monastir | 2021/04/04 11:30 | Mirko Martinez v Sabit Suntic | 7-5,6-1 |
| ITF M15 Monastir | 2021/03/08 13:30 | Sabit Suntic v Kai Lemstra | 3-6,6-4,8-10 |
| ITF M15 Monastir | 2021/03/07 10:30 | Luigi Castelletti v Sabit Suntic | 2-6,5-7 |
| ITF M15 Monastir | 2021/02/28 10:30 | Savva Polukhin v Sabit Suntic | 6-1,6-4 |
| ITF M15 Monastir | 2021/01/13 08:00 | Sabit Suntic v Alexander Cozbinov | 2-6,0-6 |
| ITF M15 Sibenik | 2021/05/16 10:00 | Roko Horvat v Amaury Raynel | 6-7,3-6 |
| ITF M15 Sibenik | 2021/04/18 08:00 | Lovre Erceg v Roko Horvat | 6-2,3-6,10-7 |
| ITF M15 Opatija | 2021/03/24 09:00 | Roko Horvat v Martin Damm | 1-6,1-6 |
| ITF M15 Rovinj | 2021/03/18 09:00 | Corentin Denolly v Roko Horvat | 6-0,6-1 |
| ITF M15 Rovinj | 2021/03/16 10:00 | Roko Horvat v Ivan Sodan | 7-5,3-6,6-3 |
| ITF M15 Porec | 2021/03/07 11:00 | Roko Horvat v Mattia Frinzi | 1-6,1-6 |
| ITF M15 Anif | 2020/08/23 07:00 | Roko Horvat v Tim Heger | 6-2,4-6,5-10 |
| ITF M25 Vogau | 2020/08/16 09:30 | Roko Horvat v Karlis Ozolins | 4-6,3-6 |