Round: 25 Ground: Clay
| ITF Austria F2 | 2017/07/09 10:30 | Nicholas Horton v Jonas Trinker | 3-6,7-5,1-6 |
| ITF Austria F2 | 2017/07/08 10:00 | Daniel Baumann v Jonas Trinker | 1-6,2-6 |
| ITF Austria F2 | 2017/07/08 07:00 | Bjorn Nareyka v Jonas Trinker | 4-6,0-6 |
| ITF Austria F1 | 2017/07/04 10:00 | Lenny Hampel v Jonas Trinker | 7-5,6-7,6-2 |
| ITF Turkey F21 | 2017/05/31 09:35 | Jonas Trinker v Christoph Negritu | 5-7,2-6 |
| ITF Turkey F13 | 2017/05/29 07:30 | Nebojsa Peric v Jonas Trinker | 5-7,6-7 |
| ITF Turkey F13 | 2017/05/28 07:00 | Jonas Trinker v Oleg Koval | 6-1,6-4 |
| ITF Turkey F13 | 2017/05/27 08:30 | Juan Bautista Otegui v Jonas Trinker | 6-7,4-6 |
| ITF Turkey F21 | 2017/05/31 07:30 | Dominic Weidinger v Fernando Romboli | 2-6,0-6 |
| ITF Turkey F11 | 2017/03/20 07:30 | Dominic Weidinger v Juan Ignacio Ameal | 6-7,3-6 |
| ITF Turkey F11 | 2017/03/18 07:00 | Dominic Weidinger v Kerim Han Bilgin | 7-6,6-2 |
| ITF Turkey F10 | 2017/03/14 08:30 | Dominic Weidinger v Kristian Lozan | 1-6,2-6 |
| ITF Turkey F10 | 2017/03/13 07:00 | Dominic Weidinger v Artem Strokan | 6-0,6-1 |
| ITF Turkey F13 | 2017/03/06 07:00 | Dominic Weidinger v Thomas Statzberger | 3-6,4-6 |
| ITF Turkey F13 | 2017/03/05 07:00 | Dominic Weidinger v Osmancan Soyler | 6-0,6-3 |
| ITF Turkey F13 | 2017/03/04 07:00 | Dominic Weidinger v Ivan Kalinin | 4-6,6-3,6-2 |