Round: 26 Ground: Clay
| ITF Turkey F27 | 2017/07/26 07:00 | Guillermo Olaso v Milos Nikolic | 6-3,6-1 |
| ITF Turkey F27 | 2017/07/24 11:00 | Guillermo Olaso v Marvin Greven | 6-3,6-0 |
| ITF Turkey F27 | 2017/07/23 07:00 | Guillermo Olaso v Darrshan Suresh | 6-1,6-3 |
| ITF Georgia F2 | 2017/07/16 08:00 | Guillermo Olaso v Tomislav Jotovski | 6-7,7-6,6-7 |
| ITF Georgia F2 | 2017/07/15 08:30 | Nerman Fatic v Guillermo Olaso | 2-6,5-7 |
| ITF Georgia F2 | 2017/07/14 07:50 | Kirill Kivattsev v Guillermo Olaso | 7-5,2-6,1-6 |
| ITF Georgia F2 | 2017/07/13 13:20 | Francesco Ferrari v Guillermo Olaso | 3-6,6-0,2-6 |
| ITF Georgia F2 | 2017/07/13 11:00 | Francesco Ferrari v Guillermo Olaso | 3-6,6-0,2-5 |
| ITF Turkey F27 | 2017/07/25 09:10 | Kaya Gore v Ioannis Stergiou | 0-6,2-6 |
| ITF Turkey F26 | 2017/07/19 10:25 | Ioannis Stergiou v Miki Jankovic | 2-6,0-6 |
| ITF Turkey F26 Qual | 2017/07/16 07:00 | Ioannis Stergiou v Martin Dimitrov | 6-2,6-1 |
| ITF Turkey F25 | 2017/07/13 08:20 | Ioannis Stergiou v Jules Okala | 3-6,0-6 |
| ITF Turkey F25 | 2017/07/11 07:00 | Mikalai Haliak v Ioannis Stergiou | 1-6,4-6 |
| ITF Bosnia and Herzegovina F2 | 2017/06/02 11:45 | Ioannis Stergiou v Evan King | 4-6,4-6 |
| ITF Bosnia and Herzegovina F2 | 2017/06/01 10:15 | Danylo Kalenichenko v Ioannis Stergiou | 4-6,3-6 |
| ITF Bosnia and Herzegovina F2 | 2017/05/31 11:25 | Ioannis Stergiou v Matteo Herrmann-Zunic | 6-4,6-3 |