Stadium: Court 1 Round: 44 Ground: Clay
| ITF M15 Brcko | 2021/05/18 09:30 | Drazen Petrovic v Lazar Vojinovic | 2-6,3-6 |
| ITF M15 Brcko | 2021/05/17 15:30 | Boris Butulija v Drazen Petrovic | 2-6,5-7 |
| ITF M15 Brcko | 2021/05/16 14:00 | Drazen Petrovic v Milan Macura | 6-2,6-1 |
| ITF M15 Prijedor | 2021/05/09 09:30 | Drazen Petrovic v Lazar Vojinovic | 3-6,6-0,4-10 |
| ITF M15 Antalya | 2021/01/04 07:00 | Jorge Martinez Martinez v Drazen Petrovic | 6-0,6-1 |
| ITF M15 Antalya | 2021/01/03 07:00 | Sven Corbinais v Drazen Petrovic | 4-6,2-6 |
| 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 Monastir | 2021/01/03 14:30 | Harry Thursfield v Sabit Suntic | 6-1,6-1 |
| ITF M15 Monastir | 2021/01/03 10:00 | Paul Spencer v Sabit Suntic | 6-7,7-6,6-10 |