Round: 25 Ground: Clay
| ITF Poland F1 | 2017/06/12 12:00 | Peter Heller v Luetjen, Jonas | 2-6,7-5,6-3 |
| Challenger Samarkand Qual | 2017/05/14 06:55 | Petrovic, Danilo v Luetjen, Jonas | 6-3,5-7,6-3 |
| Challenger Samarkand Qual | 2017/05/13 08:20 | Kalovelonis, Markos v Luetjen, Jonas | 3-6,3-6 |
| Egypt F5, Singles Qualifying | 2017/02/15 11:25 | Luetjen, Jonas v Giorgio Ricca | 6-7,6-1,3-6 |
| ITF Egypt F4 | 2017/02/12 08:00 | Luetjen, Jonas v Gleb Sakharov | 7-6,7-5 |
| ITF Egypt F4 | 2017/02/11 08:00 | Hossam, Youssef v Luetjen, Jonas | 4-6,6-3,3-6 |
| ITF Egypt F4 | 2017/02/10 08:00 | Vucic, Ilija v Luetjen, Jonas | 4-6,7-6,3-6 |
| ITF Egypt F4 | 2017/02/09 08:00 | Khotkov, Oleg v Luetjen, Jonas | 2-6,6-7 |
| ITF Germany F4 | 2017/06/19 11:00 | Hoeveler, Leon v Matthew Dellavedova | 6-2,6-3 |
| ITF Germany F4 | 2017/06/18 08:00 | Lang, Robin v Hoeveler, Leon | 0-6,5-7 |
| ITF Germany F4 | 2017/06/17 08:00 | Hoeveler, Leon v Abou Boutros, Alexander | 6-0,6-3 |
| ITF Poland F1 | 2017/06/11 08:00 | Maciej Rajski v Hoeveler, Leon | 6-0,6-3 |
| ITF Poland F1 | 2017/06/10 08:00 | Jablonski, Maciej v Hoeveler, Leon | 5-7,2-6 |
| ITF Czech Republic F3 Qual | 2017/05/27 08:00 | Bolardt, Antonin v Hoeveler, Leon | 6-4,6-4 |
| Czech Republic F2, Singles | 2017/05/20 08:00 | Hoeveler, Leon v Polanka, Frantisek | 6-3,1-6,3-6 |
| ITF Czech Republic F1 Qual | 2017/05/14 09:00 | Hoeveler, Leon v Walkow, Szymon | 5-7,3-6 |