Stadium: Court 2 Indoor Round: 44 Ground: Clay
| ITF - M25 Kiseljak | 2021/05/27 09:00 | Barun, Bozo v Aldin Setkic | 2-6,4-6 |
| ITF - M25 Kiseljak | 2021/05/26 09:00 | Micov, Stefan v Barun, Bozo | 4-6,1-6 |
| ITF - M25 Kiseljak | 2021/05/25 08:00 | Barun, Bozo v Zivotic, Goran | 6-0,6-0 |
| ITF - M25 Kiseljak | 2021/05/24 11:00 | Barun, Bozo v Drazen Petrovic | 6-1,6-3 |
| ITF - M25 Kiseljak | 2021/05/23 10:45 | Barun, Bozo v Martinez Arjona, Samuel | 6-3,6-2 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/19 15:05 | Barun, Bozo v Naoki Tajima | 6-7,1-6 |
| ITF - M15 Prijedor | 2021/05/14 10:15 | Matheus P De Almeida v Barun, Bozo | 6-1,6-1 |
| ITF - M15 Prijedor | 2021/05/11 08:00 | Matic Dimic v Barun, Bozo | 2-6,6-2,7-10 |
| ITF - M15 Porec | 2020/03/08 08:00 | Marino Jakic v Randjelovic, Ivan | 7-6,6-1 |
| Gyor, Qualifications Simples M-ITF-HUN-04A | 2019/08/27 10:00 | Rumler, Robert v Randjelovic, Ivan | 6-2,6-1 |
| Gyor, Qualifications Simples M-ITF-HUN-04A | 2019/08/26 10:30 | Randjelovic, Ivan v Pjevcevic, Petar | 6-2,3-6,10-8 |
| Gyor, Qualifications Simples M-ITF-HUN-04A | 2019/08/25 09:00 | Oreskovic, Z. v Randjelovic, Ivan | 4-6,6-2,6-10 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2019/08/05 11:00 | Randjelovic, Ivan v Gusev, Daniil | 4-6,4-6 |
| ITF Turkey F32 | 2018/10/13 07:00 | Ozcelik, Bulut v Randjelovic, Ivan | 7-6,4-6,6-4 |
| ITF Turkey F31 | 2018/10/06 07:00 | Randjelovic, Ivan v Speziali, Maurizio | 1-6,2-6 |
| Serbia F5, Singles | 2018/09/02 10:30 | Randjelovic, Ivan v Rajic, Dusan | 1-6,2-6 |