Round: 62 Ground: Clay
| ITF USA F16 | 2017/05/01 13:00 | Koleganov, Egor v Ho, Jonathan | 6-3,6-2 |
| ITF USA F16 | 2017/04/30 14:00 | Koleganov, Egor v Lorenzo Joaquin Rodriguez | 6-3,6-1 |
| ITF USA F15 | 2017/04/22 15:00 | Matthew Segura v Koleganov, Egor | 6-4,7-6 |
| ITF Canada F9 Qual | 2016/09/20 15:40 | Hu, Nicholas S v Koleganov, Egor | 6-3,6-3 |
| ITF Canada F9 Qual | 2016/09/19 16:15 | Koleganov, Egor v Olukayode A D Ayeni | 7-6,6-2 |
| ITF Canada F9 Qual | 2016/09/19 16:10 | Koleganov, Egor v Alafia Ayeni | 7-6,6-2 |
| ITF Canada F9 Qual | 2016/09/18 16:00 | Kazuma Kawachi v Koleganov, Egor | 5-7,1-6 |
| ITF Canada F9 Qual | 2016/09/17 14:00 | van Meter, Joseph W v Koleganov, Egor | 6-7,1-6 |
| ITF USA F18 | 2017/06/12 16:00 | Colin Sinclair v Oljaca, Mark | 6-2,6-1 |
| ITF USA F16 | 2017/04/29 15:30 | Oljaca, Mark v Rocha, Juan | 5-7,2-6 |
| Challenger Tallahassee Qual | 2017/04/22 14:20 | Chaplin, Jarryd v Oljaca, Mark | 7-5,6-1 |
| Sarasota, USA, Qualifying | 2017/04/15 15:20 | Klahn, Bradley v Oljaca, Mark | 6-3,6-3 |
| ITF Greece F3 | 2017/03/19 08:00 | Callahan, Hunter v Oljaca, Mark | 6-0,6-0 |
| ITF Greece F3 | 2017/03/18 07:00 | Bothwell, Samuel v Oljaca, Mark | 3-6,6-3,5-7 |
| ITF Greece F2 | 2017/03/16 07:30 | Oljaca, Mark v Ismailov, Temur | 5-7,4-6 |
| ITF Greece F2 Qual | 2017/03/14 07:30 | Butts, Skyler v Oljaca, Mark | 4-6,2-6 |