Round: 62 Ground: Clay
| ITF Czech Republic F5 | 2017/07/11 15:35 | Krstev, Ondrej v Marek Jaloviec | 2-6,2-6 |
| ITF Czech Republic F4 | 2017/07/06 09:55 | Krstev, Ondrej v Jonathan Mridha | 3-6,4-6 |
| ITF Czech Republic F4 | 2017/07/05 10:40 | Hernych, Jan v Krstev, Ondrej | 3-6,4-6 |
| ITF Czech Republic F4 | 2017/07/04 08:00 | Hirschmueller, Christian v Krstev, Ondrej | 3-6,6-7 |
| ITF Czech Republic F4 Qual | 2017/07/03 10:00 | Krstev, Ondrej v Jonhagen, Johan | 6-4,6-3 |
| ITF Czech Republic F4 Qual | 2017/07/02 09:00 | Krstev, Ondrej v Kozielski, Lukasz | 6-1,6-0 |
| Czech Republic F2, Singles | 2017/05/24 10:55 | Filip Duda v Krstev, Ondrej | 3-6,6-2,6-0 |
| ITF Czech Republic F1 | 2017/05/17 08:30 | David Poljak v Krstev, Ondrej | 6-1,7-5 |
| Czech Republic F6, Singles Qualifying | 2017/07/16 08:00 | Sramek, Marek v Hruncak, Dominik | 6-2,6-3 |