Stadium: Court 4 Round: 62 Ground: Clay
| ITF M25 Prague | 2023/05/14 10:00 | Dung Em Oliver Dao v Patrik Oplustil | 7-6,3-6,10-7 |
| ITF M25 Jakarta | 2023/04/10 04:30 | Taisei Ichikawa v Patrik Oplustil | 6-2,6-3 |
| ITF M25 Jakarta | 2023/04/09 03:00 | Patrik Oplustil v Pruchya Isarow | 6-4,6-1 |
| ITF M15 Singapore | 2023/04/05 08:10 | Jie Cui v Patrik Oplustil | 6-1,6-4 |
| ITF M15 Singapore | 2023/04/03 09:45 | Patrik Oplustil v Timothy Gray | 6-4,6-0 |
| ITF M25 Lucknow | 2023/03/21 04:00 | Rishab Agarwal v Patrik Oplustil | 6-3,6-1 |
| ITF M25 Lucknow | 2023/03/20 10:45 | Patrik Oplustil v Fardeen Qamar | 3-6,7-5,10-5 |
| ITF M25 Lucknow | 2023/03/19 06:45 | Patrik Oplustil v Manish Ganesh | 6-3,6-7,10-6 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 13:00 | Mikolaj Lis v Jonas P Hartenstein | 1-6,2-6 |
| ITF M25 Prague | 2023/05/15 10:45 | Tommy Czaplinski v Jonas P Hartenstein | 2-6,1-6 |
| ITF M15 Orange Park | 2023/05/02 14:00 | Jonas P Hartenstein v Jelani Sarr | 4-6,7-5,2-10 |
| ITF M15 Boca Raton | 2022/11/15 14:00 | Jonas P Hartenstein v Martin Katz | 5-7,3-6 |
| ITF M15 Boca Raton | 2022/11/14 14:00 | Jonas P Hartenstein v Liam Puttergill | 6-0,6-1 |
| ITF M15 Tallahassee | 2022/10/27 18:50 | Jonas P Hartenstein v Antoine Cornut-Chauvinc | 1-6,3-6 |
| ITF M15 Tallahassee | 2022/10/26 20:25 | Kyle Kang v Jonas P Hartenstein | 7-6,3-6,6-7 |
| ITF M15 Tallahassee | 2022/10/25 14:00 | Carles Hernandez v Jonas P Hartenstein | 6-1,4-6,4-10 |