Round: 25 Ground: Clay
| Davis Cup | 2017/04/08 10:55 | Ioannis Stergiou v Rrezart Cungu | 5-7,0-6 |
| Davis Cup | 2017/04/07 14:10 | Alexander Lazov v Ioannis Stergiou | 6-3,6-4 |
| Davis Cup | 2017/04/07 07:25 | Ioannis Stergiou v Michael Avetisyan | 6-0,6-0 |
| ITF Greece F4 | 2017/03/31 11:55 | Ioannis Stergiou v Soren Hess-Olesen | 2-6,3-6 |
| ITF Greece F4 | 2017/03/28 09:55 | Ioannis Stergiou v Scott Clayton | 6-4,2-6,7-6 |
| ITF Greece F3 | 2017/03/20 10:00 | Hunter Callahan v Ioannis Stergiou | 6-7,6-4,6-1 |
| ITF Greece F3 | 2017/03/19 08:00 | Toni Neykov v Ioannis Stergiou | 7-6,6-7,1-6 |
| ITF Greece F2 | 2017/03/16 09:00 | Adrian Bodmer v Ioannis Stergiou | 6-3,6-4 |
| ITF Croatia F8 - Final | 2016/09/25 10:00 | Grega Boh v Matteo Herrmann-Zunic | 6-1,6-0 |
| ITF Bosnia and Herzegovina F3 | 2016/05/24 09:00 | Matteo Herrmann-Zunic v Darko Bojanovic | 5-7,7-6,5-7 |
| ITF Bosnia and Herzegovina F2 | 2016/05/19 10:30 | Frank Dancevic v Matteo Herrmann-Zunic | 6-0,6-0 |
| ITF Bosnia and Herzegovina F2 | 2016/05/17 08:00 | Nebojsa Peric v Matteo Herrmann-Zunic | 4-6,4-6 |
| ITF Turkey F15 | 2016/04/12 07:00 | Amir Weintraub v Matteo Herrmann-Zunic | 6-3,2-6,6-2 |
| ITF Turkey F14 | 2016/04/02 06:30 | Matteo Herrmann-Zunic v Jakub Wojcik | 6-4,2-6,3-6 |
| ITF Turkey F12 | 2016/03/20 08:00 | Shinnosuke Hiramatsu v Matteo Herrmann-Zunic | 7-5,6-4 |
| ITF Turkey F11 | 2016/03/16 12:00 | Matteo Herrmann-Zunic v Aria Harajchi | 3-6,2-6 |