Stadium: VOLKSBANK Court Round: 25 Ground: Clay
| ITF M15 Frankfurt Am Main | 2023/08/13 09:00 | 게르치, 루카스 v Schnaitter, Jakob | 6-4,6-1 |
| ITF M15 Frankfurt Am Main | 2023/08/11 10:00 | 메트레벨리, 알렉산드레 v Schnaitter, Jakob | 6-7,2-6 |
| ITF M15 Frankfurt Am Main | 2023/08/09 13:00 | Schnaitter, Jakob v Zielinski, Marcel | 6-7,6-2,6-2 |
| ITF M25 Cattolica | 2023/06/20 12:00 | 피치온, 안드레아 v Schnaitter, Jakob | 6-7,6-4,7-6 |
| ITF M15 Nyiregyhaza | 2023/06/09 12:00 | 마다라스, 드라고스 니콜라에 v Schnaitter, Jakob | 6-3,6-3 |
| ITF M15 Nyiregyhaza | 2023/06/08 08:00 | Pawelski, Martyn v Schnaitter, Jakob | 6-4,2-6,6-7 |
| ITF M15 Nyiregyhaza | 2023/06/07 08:00 | Schnaitter, Jakob v 마다라즈, 겔게리 | 6-4,6-3 |
| ITF M15 Warmbad-Villach | 2023/05/24 07:25 | Bor Artnak v Schnaitter, Jakob | 6-3,7-5 |
| ITF M25 Wetzlar | 2023/08/01 12:40 | Justin Engel v Diego Dedura-Palomero | 5-7,2-6 |
| ITF M15 Uslar | 2023/07/19 09:55 | Juan C P Angelo v Justin Engel | 6-2,6-4 |
| ITF M15 Uslar | 2023/07/17 16:00 | Justin Engel v Schlagenhauf, Noah | 6-3,6-0 |
| ITF M15 Uslar | 2023/07/17 08:00 | 골라, 안드레아 v Justin Engel | 2-6,3-6 |
| ITF M25 Kassel | 2023/07/13 09:25 | 두트라 다 실바, 다니엘 v Justin Engel | 6-1,6-3 |
| ITF M25 Kassel | 2023/07/12 09:55 | Justin Engel v 나우, 하젬 | 4-6,6-4,6-4 |
| Challenger Karlsruhe | 2023/07/02 11:40 | Justin Engel v 산체즈 조벨, 카를로스 | 6-0,3-6,3-6 |
| ITF M15 Oberhaching | 2023/02/12 09:00 | Justin Engel v 클로에클러, 미가엘 | 4-6,3-6 |