Stadium: Cancha 3 Round: 25 Ground: Hardcourt outdoor
| ITF Tunisia F5 | 2018/02/08 09:00 | Laurent Lokoli v Roberto Ortega-Olmedo | 2-6,6-2,6-4 |
| ITF Tunisia F5 | 2018/02/07 13:00 | Matteo Martineau v Roberto Ortega-Olmedo | 2-6,6-1,3-6 |
| ITF Tunisia F4 | 2018/02/02 10:35 | Michal Konecny v Roberto Ortega-Olmedo | 2-6,6-3,6-4 |
| ITF Tunisia F4 | 2018/02/01 09:00 | Ondrej Krstev v Roberto Ortega-Olmedo | 2-6,4-6 |
| ITF Tunisia F4 | 2018/01/30 09:00 | Muhammet Haylaz v Roberto Ortega-Olmedo | 2-6,2-6 |
| ITF Qatar F5 | 2017/12/14 14:05 | Benjamin Hassan v Roberto Ortega-Olmedo | 6-3,5-7,6-2 |
| ITF Qatar F5 | 2017/12/13 14:35 | Tom Farquharson v Roberto Ortega-Olmedo | 6-7,3-6 |
| ITF Qatar F5 | 2017/12/12 13:15 | Richard Gabb v Roberto Ortega-Olmedo | 2-6,1-6 |
| Challenger San Francisco | 2018/02/11 01:30 | Dennis Novikov v Dominik Koepfer | 3-6,1-6 |
| Challenger San Francisco | 2018/02/09 22:00 | Dennis Novikov v Filip Peliwo | 7-5,7-5 |
| Challenger San Francisco | 2018/02/08 22:00 | Dennis Novikov v Daniel Elahi Galan | 5-7,6-3,6-4 |
| Challenger San Francisco | 2018/02/07 03:00 | Alexander Bublik v Dennis Novikov | 6-7,6-3,2-6 |
| Challenger Dallas | 2018/01/29 22:15 | Kei Nishikori v Dennis Novikov | 6-3,6-3 |
| Challenger Newport Beach | 2018/01/25 19:50 | Dennis Novikov v Reilly Opelka | 4-6,4-6 |
| Challenger Newport Beach | 2018/01/23 20:50 | Kei Nishikori v Dennis Novikov | 3-6,6-3,4-6 |
| Challenger Newport Beach Qual | 2018/01/22 18:00 | Dennis Novikov v Daniel Elahi Galan | 6-3,6-1 |