Round: 44 Ground: Carpet indoor
| ITF Tunisia F32 | 2015/11/19 08:30 | Tallon Griekspoor v Jonas Luetjen | 6-4,6-2 |
| ITF Tunisia F32 | 2015/11/17 13:40 | Jaime Fermosell v Jonas Luetjen | 5-7,3-6 |
| ITF Germany F16 | 2015/10/15 13:35 | Jonas Luetjen v Tom Schonenberg | 6-7,4-6 |
| ITF Germany F16 | 2015/10/13 12:00 | Tim Sandkaulen v Jonas Luetjen | 2-6,4-6 |
| ITF Turkey F37 | 2014/10/23 07:30 | Pedja Krstin v Jonas Luetjen | 6-3,6-2 |
| ITF Turkey F37 | 2014/10/21 07:30 | Jonas Luetjen v Alexander Kuerschner | 6-4,6-2 |
| ITF Turkey F36 | 2014/10/15 10:00 | Jonas Luetjen v Yannick Maden | 2-6,4-6 |
| ATP Stuttgart Qual | 2014/07/05 13:50 | Marsel Ilhan v Jonas Luetjen | 6-2,6-4 |
| ITF Germany F15 | 2015/10/04 10:00 | Dominik Recek v Jochen Bertsch | 2-6,1-6 |
| ITF Germany F4 | 2015/01/25 13:30 | Sander Arends v Jochen Bertsch | 2-6,6-3,6-2 |
| ITF Germany F4 | 2015/01/25 08:00 | Jochen Bertsch v Luis Erlenbusch | 6-4,6-7,6-2 |