Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| ITF M15 Ostrava | 2021/11/22 10:20 | Bozo Barun v Christopher Patzanovsky | 7-6,3-6,10-7 |
| ITF M15 Ostrava | 2021/11/21 13:30 | Bozo Barun v Simon Sedliak | 7-6,6-3 |
| ITF M15 Zlatibor | 2021/09/14 08:00 | Bozo Barun v Petar Pjevcevic | 6-4,0-6,9-11 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Bozo Barun v Ioannis Xilas | 4-6,1-6 |
| ITF M15 Novi Sad | 2021/07/27 09:00 | Bozo Barun v Charles Broom | 4-6,6-7 |
| ITF M15 Novi Sad | 2021/07/26 12:00 | Tomas Jirousek v Bozo Barun | 6-3,0-6,4-10 |
| ITF M15 Novi Sad | 2021/07/25 15:00 | Bozo Barun v Alan Postay | 6-2,6-3 |
| UTR Pro Tennis Series Zadar | 2021/07/04 07:00 | Bozo Barun v Warren Sinius | 6-1,6-0 |
| ITF M15 Opava | 2021/11/18 09:00 | Adam Pavlásek v Sean Cuenin | 1-6,4-6 |
| ITF M15 Opava | 2021/11/16 09:00 | Adam Pavlásek v Yann Wojcik | 3-6,6-1,6-4 |
| ITF M25 Říčany | 2021/09/01 08:00 | Orlando Luz v Adam Pavlásek | 6-3,6-2 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/07 11:55 | David Poljak v Adam Pavlásek | 4-6,7-6,6-1 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/05 13:10 | Adam Pavlásek v Daniel Michalski | 7-5,6-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/05 07:00 | Gabriel Matuszewski v Adam Pavlásek | 3-6,0-6 |
| ITF M15 - Antalya | 2021/06/16 14:05 | Olexiy Kolisnyk v Adam Pavlásek | 6-4,6-3 |
| ITF M25 Jablonec Nad Nisou | 2021/05/19 07:55 | Adam Pavlásek v Facundo Diaz Acosta | 2-6,3-6 |