Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Vilnius | 2023/01/19 11:05 | Lukas Pokorny v Jiri Barnat | 4-6,4-6 |
| Challenger Bratislava | 2023/06/13 15:25 | Mohamed Safwat v Lukas Pokorny | 2-6,7-6,6-4 |
| Challenger Prostejov | 2023/06/05 16:35 | Lukas Pokorny v Dimitar Kuzmanov | 1-6,0-6 |
| ITF M15 Brcko | 2023/05/25 09:00 | Radomir Tomic v Lukas Pokorny | 6-3,1-6,7-5 |
| ITF M15 Brcko | 2023/05/24 08:45 | Konstantin Cucka v Lukas Pokorny | 1-6,4-6 |
| ITF M15 Krsko | 2023/05/20 09:50 | Lucas Gerch v Lukas Pokorny | 7-6,5-7,7-5 |
| ITF M15 Krsko | 2023/05/19 13:30 | Ignacio Monzon v Lukas Pokorny | 4-6,7-5,5-7 |
| ITF M15 Krsko | 2023/05/19 09:35 | Blaz Rola v Lukas Pokorny | 3-6,4-6 |
| ITF M15 Krsko | 2023/05/18 09:55 | Nik Mikovic v Lukas Pokorny | 3-6,1-6 |
| ITF M15 Nyiregyhaza | 2023/06/08 08:00 | Jiri Barnat v Zsombor Velcz | 6-3,6-7,5-7 |
| ITF M15 Nyiregyhaza | 2023/06/07 11:00 | Jiri Barnat v Illya Beloborodko | 7-6,6-4 |
| ITF M25 Jablonec Nad Nisou | 2023/05/31 09:20 | Murkel Dellien v Jiri Barnat | 7-6,6-3 |
| ITF M25 Prague | 2023/05/17 09:00 | Jiri Barnat v Lukas Neumayer | 3-6,4-6 |
| Challenger Prague | 2023/04/30 11:35 | Jiri Barnat v Alejandro Moro Canas | 5-7,5-7 |
| Challenger Ostrava | 2023/04/23 08:30 | Billy Harris v Jiri Barnat | 6-2,6-2 |
| ITF M15 Antalya | 2023/04/19 11:35 | Michel Hopp v Jiri Barnat | 6-3,6-3 |
| ITF M25 Trnava | 2023/03/30 08:00 | Peter Benjamin Privara v Jiri Barnat | 6-2,6-1 |