Stadium: Court 3 Round: 14 Ground: Clay
| Challenger - Zadar | 2021/03/26 11:40 | Dimitar Kuzmanov v Kavcic, Blaz | 6-4,6-1 |
| Challenger - Zadar | 2021/03/24 09:00 | Kavcic, Blaz v Alex Molcan | 6-2,6-1 |
| Challenger - Zadar | 2021/03/22 12:45 | Kavcic, Blaz v Andrea Pellegrino | 6-3,6-1 |
| Challenger Gran Canaria | 2021/03/06 14:00 | Kavcic, Blaz v Carlos Gimeno Valero | 6-3,1-6,5-7 |
| Challenger Gran Canaria | 2021/03/05 12:15 | Alex Molcan v Kavcic, Blaz | 4-6,5-7 |
| Challenger Gran Canaria | 2021/03/03 11:00 | Kavcic, Blaz v Riccardo Bonadio | 6-2,6-4 |
| Challenger Gran Canaria | 2021/03/01 14:45 | Kavcic, Blaz v Michael Vrbensky | 6-4,6-4 |
| Challenger Gran Canaria | 2021/02/24 13:35 | Kavcic, Blaz v Riccardo Bonadio | 6-4,3-6,3-6 |
| ITF - M15 Opatija | 2021/03/23 10:50 | Francesco Passaro v Barun, Bozo | 6-2,6-3 |
| ITF - M15 Opatija | 2021/03/22 13:30 | Barun, Bozo v Polakovic, Samo | 6-4,6-2 |
| ITF - M15 Opatija | 2021/03/21 11:00 | Matthias Uwe Kask v Barun, Bozo | 2-6,4-6 |
| ITF - M15 Porec | 2021/03/08 10:00 | Louis Tessa v Barun, Bozo | 4-6,6-4,10-7 |
| ITF - M15 Porec | 2021/03/07 11:00 | Barun, Bozo v Colacioppo, Giulio | 6-1,6-0 |
| Adriatic Tennis Series | 2020/06/15 09:00 | Barun, Bozo v Krneta, Nino | 6-2,6-1 |
| ITF - M15 Porec | 2020/03/09 11:15 | Ocleppo, Julian v Barun, Bozo | 6-1,6-1 |
| ITF - M15 Porec | 2020/03/08 08:55 | Barun, Bozo v Vukovic, Milos | 7-5,6-1 |