| ITF Turkey F14 | 2017/04/10 07:30 | Juan Carlos Saez v Matthias Haim | 6-4,6-1 |
| ITF Turkey F14 | 2017/04/09 07:00 | Matthias Haim v Gleb Alekseenko | 3-6,6-4,6-1 |
| ITF Turkey F14 | 2017/04/08 07:00 | Matthias Haim v Burak Bilgin | 6-4,6-1 |
| ITF Austria F2 | 2016/07/13 07:30 | Corentin Denolly v Matthias Haim | 6-2,6-1 |
| ITF Austria F2 | 2016/07/12 08:30 | Christian Seraphim v Matthias Haim | 3-6,6-7 |
| ITF Austria F8 | 2015/08/16 07:30 | Matthias Haim v Sebastian Prechtel | 0-6,0-6 |
| ITF Austria F4 Qual | 2015/07/11 12:30 | Joy Vigani v Matthias Haim | 6-2,6-2 |
| ITF Austria F4 Qual | 2015/07/11 07:15 | Mick Veldheer v Matthias Haim | 5-7,3-6 |
| ITF Turkey F14 | 2017/04/09 07:00 | Linus Krohn v Daniel Mora | 3-6,1-6 |
| ITF Greece F8 | 2016/10/29 09:00 | Luca Castelnuovo v Linus Krohn | 6-2,6-1 |
| ITF Greece F7 | 2016/10/23 10:00 | Giovani Samaha v Linus Krohn | 6-3,6-4 |
| ITF Greece F7 | 2016/10/22 08:00 | Slavko Bjelica v Linus Krohn | 6-7,2-6 |
| ITF Germany F4 | 2016/06/18 08:00 | Linus Krohn v Niclas Braun | 3-6,5-7 |
| ITF Italy F7 Qual | 2016/04/16 07:30 | Linus Krohn v Delf Gohlke | 3-6,6-4,4-6 |
| ITF Morocco F3 | 2016/03/19 12:00 | Ludovico Scerrati v Linus Krohn | 4-6,6-0,6-2 |
| ITF Morocco F2 | 2016/03/13 10:00 | Bartosz Wojnar v Linus Krohn | 6-4,6-2 |