Stadium: Court 11 Round: 62 Ground: Clay
| ITF Turkey F9 | 2018/03/06 09:25 | Nikola Cacic v Ruben Busch | 6-1,6-1 |
| ITF Turkey F8 | 2018/02/24 09:30 | Ruben Busch v Ken Onoda | 2-6,2-6 |
| ITF Tunisia F36 | 2017/11/18 08:00 | Ruben Busch v Philip Hjorth | 1-6,4-6 |
| ITF Tunisia F35 | 2017/11/11 11:00 | Giuseppe Caparco v Ruben Busch | 6-3,6-4 |
| ITF Turkey F39 | 2017/10/14 07:00 | Vincentiu A Niculescu v Ruben Busch | 6-7,6-3,6-4 |
| ITF Spain F31 Qual | 2017/09/23 09:30 | Adria Mas Mascolo v Ruben Busch | 6-0,6-0 |
| ITF Turkey F34 | 2017/09/09 10:30 | Sandro Kopp v Ruben Busch | 6-2,6-1 |
| ITF Turkey F33 | 2017/09/02 11:00 | Ruben Busch v Philip Hjorth | 2-6,0-6 |
| ITF Turkey F9 | 2018/03/04 07:00 | Jannis Kahlke v Luis Patino | 6-3,3-6,4-6 |
| ITF Czech Republic F10 | 2017/11/13 11:30 | Jannis Kahlke v Michael Vrbensky | 0-6,2-6 |
| ITF Czech Republic F9 | 2017/11/07 13:05 | Peter Heller v Jannis Kahlke | 6-3,6-1 |
| ITF Czech Republic F9 | 2017/11/06 13:00 | Daniel Kopeinigg v Jannis Kahlke | 4-6,2-6 |
| ITF Turkey F39 | 2017/10/16 07:15 | Federico Maccari v Jannis Kahlke | 6-3,6-2 |
| ITF Turkey F39 | 2017/10/15 07:00 | Bogdan Didenko v Jannis Kahlke | 0-6,1-6 |
| ITF Turkey F38 | 2017/10/10 07:30 | Jannis Kahlke v Julien Cagnina | 1-6,3-6 |
| ITF Turkey F38 | 2017/10/09 07:30 | Domagoj Biljesko v Jannis Kahlke | 2-6,6-4,4-6 |