Stadium: Court 2 Round: 1
| ITF Czech Republic F12 | 2018/11/30 10:00 | Krstev, Ondrej v Artunedo Martinav. | 3-6,3-6 |
| ITF Czech Republic F12 | 2018/11/29 10:30 | Dan Added v Krstev, Ondrej | 4-6,4-6 |
| ITF Czech Republic F12 | 2018/11/28 10:15 | Jiri Barnat v Krstev, Ondrej | 0-6,2-6 |
| Czech Republic F11, Singles Qualifying | 2018/11/20 11:10 | Krstev, Ondrej v Marek, Wojciech | 5-7,3-6 |
| Czech Republic F11, Singles Qualifying | 2018/11/19 11:00 | Krstev, Ondrej v Dermiens, Guillaume | 6-2,6-2 |
| ITF Czech Republic F10 | 2018/11/17 09:00 | Krstev, Ondrej v Tomas Machac | 3-6,1-6 |
| ITF Czech Republic F10 | 2018/11/16 11:10 | Krstev, Ondrej v Walkow, Szymon | 7-5,6-0 |
| ITF Czech Republic F10 | 2018/11/15 11:50 | Jiri Barnat v Krstev, Ondrej | 2-6,1-6 |