Stadium: Court 2 Round: 28 Ground: Clay
| ITF M15 Krsko | 2023/05/19 11:30 | Lucas Gerch v Oliver Ojakaar | 1-6,6-3,6-4 |
| ITF M15 Krsko | 2023/05/19 08:00 | Lucas Gerch v Gabriele Maria Noce | 6-2,6-3 |
| ITF M15 Krsko | 2023/05/18 08:00 | Lucas Gerch v Alvaro Guillen Meza | 6-3,7-6 |
| Challenger Mauthausen | 2023/05/09 08:00 | Lucas Gerch v Hamad Medjedovic | 1-6,3-6 |
| Challenger Mauthausen | 2023/05/07 08:00 | Tristan-Samuel Weissborn v Lucas Gerch | 6-7,2-6 |
| ITF M15 Meerbusch | 2023/04/25 11:00 | Philip Florig v Lucas Gerch | 7-6,6-4 |
| Challenger Oeiras | 2023/04/16 13:10 | Lucas Gerch v Daniel Merida Aguilar | 1-6,2-6 |
| Challenger Murcia | 2023/04/02 13:20 | Lucas Gerch v Orlando Luz | 3-6,2-6 |
| 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 M25 Sharm El Sheikh | 2023/04/19 09:45 | Alexander Cozbinov v Lukas Pokorny | 6-3,7-5 |
| ITF M25 Sharm El Sheikh | 2023/04/13 08:30 | Lukas Pokorny v Alibek Kachmazov | 7-6,6-7,3-6 |
| ITF M25 Sharm El Sheikh | 2023/04/12 12:30 | Peter Fajta v Lukas Pokorny | 6-4,5-7,4-6 |
| ITF M25 Sharm El Sheikh | 2023/04/11 10:20 | Lukas Pokorny v Roy Smith | 6-1,6-1 |
| ITF M25 Sharm El Sheikh | 2023/04/10 10:20 | Lukas Pokorny v Jakub Kroslak | 6-1,6-2 |