Stadium: Court 2 Round: 54 Ground: Hardcourt indoor
| ITF M25 Santa Margherita | 2023/10/23 08:00 | Andrea Bolla v Roman Postolka | 6-2,6-4 |
| ITF M25 Santa Margherita | 2023/10/22 08:30 | Julian Messina v Roman Postolka | 0-6,0-6 |
| ITF M25 Santa Margherita | 2023/10/16 08:00 | Stefano Reitano v Roman Postolka | 6-1,2-6,16-14 |
| ITF M25 Pazardzhik | 2023/09/28 09:40 | Roman Postolka v Andrey Chepelev | 5-7,6-7 |
| ITF M25 Pazardzhik | 2023/09/27 08:35 | Roman Postolka v Anthony Genov | 6-3,7-6 |
| ITF M25 Pazardzhik | 2023/09/25 10:00 | Roman Postolka v Silvio Mencaglia | 6-0,6-4 |
| ITF M25 Pardubice | 2023/09/20 08:00 | Matej Dodig v Roman Postolka | 6-2,4-6,6-3 |
| ITF M25 Pardubice | 2023/09/19 08:00 | Jonas P Hartenstein v Roman Postolka | 4-6,4-6 |
| ITF M25 Sharm El Sheikh | 2023/10/31 09:35 | Jan Hrazdil v Harrison Adams | 6-7,1-6 |
| ITF M25 Sharm El Sheikh | 2023/10/30 11:10 | Jan Hrazdil v Adam Bojkovic | 6-3,6-2 |
| ITF M15 Sharm El Sheikh | 2023/10/25 09:30 | Jay Clarke v Jan Hrazdil | 6-0,6-4 |
| ITF M15 Sharm El Sheikh | 2023/10/18 11:55 | Daniel Khazime v Jan Hrazdil | 6-2,7-6 |
| ITF M15 Bad Waltersdorf | 2023/10/03 09:10 | Lorenzo Bocchi v Jan Hrazdil | 6-2,6-4 |
| ITF M15 Arad | 2023/09/27 11:20 | Kai Wehnelt v Jan Hrazdil | 4-6,6-1,7-6 |
| ITF M15 Arad | 2023/09/25 09:30 | Valentin Vanta v Jan Hrazdil | 6-7,4-6 |
| ITF M25 Pardubice | 2023/09/20 10:10 | Jan Hrazdil v Jonas Forejtek | 2-6,3-6 |