Stadium: Court 1 Round: 25 Ground: Carpet indoor
| ITF M15 Opava | 2021/11/15 12:05 | Peter Nad v Jiri Barnat | 2-6,6-7 |
| ITF M15 Opava | 2021/11/14 14:00 | Martin Benes v Jiri Barnat | 2-6,1-6 |
| ITF M25 Prague | 2021/10/03 08:00 | Tomas Lanik v Jiri Barnat | 7-6,6-3 |
| UTR Pro Tennis Series Ricany | 2021/09/16 08:30 | Jiri Barnat v Matyas Cerny | 6-7,0-0 |
| UTR Pro Tennis Series Ricany | 2021/09/15 10:30 | Bolardt, Antonin v Jiri Barnat | 3-6,6-3,1-6 |
| UTR Pro Tennis Series Ricany | 2021/09/14 15:00 | Recek, Dominik v Jiri Barnat | 6-4,5-4 |
| UTR Pro Tennis Series Ricany | 2021/09/11 12:00 | Jiri Barnat v Podzus, Martins | 0-6,3-5 |
| UTR Pro Tennis Series Ricany | 2021/09/10 09:00 | Broville, Maxence v Jiri Barnat | 4-6,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/10/13 11:30 | Filip Duda v Hansen, Christian | 6-2,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/10/12 11:30 | Filip Duda v Tom Gentzsch | 6-4,5-2 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 08:30 | Verstegen, Quin v Filip Duda | 6-2,3-6,5-4 |
| ITF M25 Prague | 2021/10/07 11:35 | Filip Duda v Fayziev, Sanjar | 3-6,1-6 |
| ITF M25 Prague | 2021/10/05 08:00 | Filip Duda v Daniel Siniakov | 6-1,6-4 |
| ITF M25 Prague | 2021/10/04 08:00 | Filip Duda v Tomas Lanik | 3-6,6-4,10-3 |
| ITF M25 Prague | 2021/10/03 14:00 | Filip Duda v Krcma, Tomas | 6-0,6-0 |
| ITF M25 Budapest | 2021/10/01 09:25 | Zsombor Piros v Filip Duda | 6-2,3-6,6-3 |