Stadium: Court 2 Round: 26 Ground: Clay
| Tunisia F4, Singles Qualifying | 2018/01/30 11:25 | Nazim Makhlouf v Krstev, Ondrej | 3-6,6-4,3-6 |
| Czech Extraliga, Men | 2017/12/17 10:20 | Krstev, Ondrej v Jebavy, Roman | 6-3,6-7,6-3 |
| Czech Extraliga, Men | 2017/12/16 09:00 | Petr Michnev v Krstev, Ondrej | 3-6,6-3,6-4 |
| Czech Republic F11, Singles | 2017/11/23 10:50 | Krstev, Ondrej v Yanais Laurent | 6-3,3-6,4-6 |
| Czech Republic F11, Singles Qualifying | 2017/11/20 11:20 | Krstev, Ondrej v Nazaruk, Dominik | 3-6,7-5,6-1 |
| Czech Republic F11, Singles Qualifying | 2017/11/19 11:00 | Krstev, Ondrej v Stepanek, Antonin | 6-2,6-3 |
| ITF Czech Republic F10 | 2017/11/15 14:30 | Matej Vocel v Krstev, Ondrej | 6-3,6-3 |
| ITF Czech Republic F10 | 2017/11/14 09:00 | Matej Vocel v Krstev, Ondrej | 6-4,6-4 |
| Tunisia F4, Singles Qualifying | 2018/01/30 09:00 | Haylaz, Muhammet v Ortega-Olmedo, Roberto | 2-6,2-6 |
| Qatar F5, Simples | 2017/12/14 14:05 | Benjamin Hassan v Ortega-Olmedo, Roberto | 6-3,5-7,6-2 |
| Qatar F5, Simples | 2017/12/13 14:35 | Farquharson, Tom v Ortega-Olmedo, Roberto | 6-7,3-6 |
| Qatar F5, Simples | 2017/12/12 13:15 | Gabb, Richard v Ortega-Olmedo, Roberto | 2-6,1-6 |
| ITF Qatar F4 | 2017/12/09 13:00 | Eriksson, Markus v Ortega-Olmedo, Roberto | 6-4,3-6,1-6 |
| ITF Qatar F4 | 2017/12/08 12:00 | Hamou, Maxime v Ortega-Olmedo, Roberto | 1-6,6-7 |
| ITF Qatar F4 | 2017/12/07 14:40 | Neuchrist, Maximilian v Ortega-Olmedo, Roberto | 6-2,4-6,2-6 |
| ITF Qatar F4 | 2017/12/06 14:40 | Jaimee Floyd Angele v Ortega-Olmedo, Roberto | 3-6,2-6 |