Stadium: Court 3 Round: 44 Ground: Clay
| ITF M15 Sarajevo | 2021/05/31 12:00 | Bozo Barun v Nicolas Zanellato | 6-3,6-1 |
| ITF M15 Sarajevo | 2021/05/31 08:00 | Bozo Barun v Ivan Randjelovic | 6-0,6-2 |
| ITF M25 Kiseljak | 2021/05/27 09:00 | Bozo Barun v Aldin Setkic | 2-6,4-6 |
| ITF M25 Kiseljak | 2021/05/26 09:00 | Stefan Micov v Bozo Barun | 4-6,1-6 |
| ITF M25 Kiseljak | 2021/05/25 08:00 | Bozo Barun v Goran Zivotic | 6-0,6-0 |
| ITF M25 Kiseljak | 2021/05/24 11:00 | Bozo Barun v Drazen Petrovic | 6-1,6-3 |
| ITF M25 Kiseljak | 2021/05/23 10:45 | Bozo Barun v Samuel M Arjona | 6-3,6-2 |
| ITF M15 Sibenik | 2021/05/19 15:05 | Bozo Barun v Naoki Tajima | 6-7,1-6 |
| ITF M15 Sarajevo | 2021/05/31 11:00 | Marino Jakic v Matej Galik | 3-6,3-6 |
| ITF M15 Sarajevo | 2021/05/30 10:30 | Matej Galik v Flemming Peters | 6-1,4-6,10-8 |
| ITF M25 Jablonec Nad Nisou | 2021/05/17 08:30 | Jean Thirouin v Matej Galik | 6-3,3-6,10-7 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 10:00 | Matej Galik v Dominique Graf | 7-6,7-5 |
| ITF M15 Antalya | 2021/05/09 07:00 | Yaraslav Shyla v Matej Galik | 6-4,3-6,10-2 |
| ITF M15 Antalya | 2021/05/02 06:00 | Emiliano Maggioli v Matej Galik | 6-2,6-2 |
| ITF M15 Sharm El Sheikh | 2021/04/04 07:30 | Matej Galik v Michal Novansky | 6-7,7-6,4-10 |
| ITF M15 Sharm El Sheikh | 2021/03/31 07:30 | Matej Galik v Francesco Vilardo | 4-6,5-7 |