Stadium: Court 16 Round: 62 Ground: Hardcourt outdoor
| ITF Greece F6 | 2017/10/22 11:00 | Mark Oljaca v Joshua Rose | 1-6,3-6 |
| ITF Greece F6 | 2017/10/21 11:00 | Mark Oljaca v Marvin Schramm | 6-4,6-2 |
| ITF USA F20 | 2017/06/18 16:00 | Mark Oljaca v Drew Van Orderlain | 6-1,6-4 |
| ITF USA F20 | 2017/06/17 17:00 | Egor Koleganov v Mark Oljaca | 6-4,1-6,2-6 |
| ITF USA F18 | 2017/06/12 16:00 | Colin Sinclair v Mark Oljaca | 6-2,6-1 |
| ITF USA F16 | 2017/04/29 15:30 | Mark Oljaca v Juan Rocha | 5-7,2-6 |
| Challenger Tallahassee Qual | 2017/04/22 14:20 | Jarryd Chaplin v Mark Oljaca | 7-5,6-1 |
| Challenger Sarasota Qual | 2017/04/15 15:20 | Bradley Klahn v Mark Oljaca | 6-3,6-3 |
| ITF Greece F6 | 2017/10/23 07:00 | Dan Alexandru Tomescu v Razvan M Codescu | 3-6,6-3,6-7 |
| ITF Greece F6 | 2017/10/22 09:00 | Dan Alexandru Tomescu v Pietro R Scomparin | 6-1,6-1 |
| ITF Romania F12 | 2017/08/31 07:00 | Dan Alexandru Tomescu v Jan Mertl | 5-7,4-6 |
| ITF Romania F12 | 2017/08/30 07:00 | Calin Manda v Dan Alexandru Tomescu | 4-6,3-6 |
| ITF Romania F11 Qual | 2017/08/22 07:00 | Bogdan Ionut Apostol v Dan Alexandru Tomescu | 6-4,6-4 |
| ITF Romania F11 Qual | 2017/08/20 10:30 | Dan Alexandru Tomescu v Gabi Adrian Boitan | 7-6,7-6 |
| ITF Romania F9 | 2017/08/09 08:30 | Dan Alexandru Tomescu v Antoine Bellier | 3-6,3-6 |
| ITF Romania F9 | 2017/08/08 07:00 | Dan Alexandru Tomescu v Edris Fetisleam | 6-7,6-3,7-6 |