Stadium: Center Court Round: 25 Ground: Clay
| ITF Hungary F1 | 2018/05/08 08:00 | Ondrej Krstev v Nicolae Frunza | 0-6,0-6 |
| ITF Bahrain F1 | 2018/03/21 08:00 | Jelle Sels v Ondrej Krstev | 6-3,6-3 |
| ITF Bahrain F1 | 2018/03/20 13:05 | Ondrej Krstev v Elyas Abdulnabi | 6-4,6-2 |
| ITF Greece F2 | 2018/03/06 12:25 | Marko Tepavac v Ondrej Krstev | 6-4,6-2 |
| ITF Greece F2 | 2018/03/05 07:30 | Jeffrey Schorsch v Ondrej Krstev | 4-6,3-6 |
| ITF Greece F2 | 2018/03/04 09:30 | Yusei Fukuoka v Ondrej Krstev | 2-6,4-6 |
| ITF Greece F2 | 2018/03/03 07:30 | Bjorn Nareyka v Ondrej Krstev | 6-7,1-6 |
| ITF Tunisia F5 | 2018/02/05 08:00 | Quentin Folliot v Ondrej Krstev | 6-1,7-6 |
| ITF Czech Republic F2 Qual | 2018/05/21 08:00 | Leon Hoeveler v Kody Pearson | 6-3,6-7,3-6 |
| ITF Czech Republic F2 Qual | 2018/05/20 09:00 | Daniel Paty v Kody Pearson | 6-7,2-6 |
| ITF Hungary F2 | 2018/05/15 15:50 | Thomas Statzberger v Kody Pearson | 6-4,6-3 |
| ITF Hungary F2 Qual | 2018/05/14 11:00 | Kody Pearson v Andrej Popovic | 6-1,6-1 |
| ITF Hungary F2 Qual | 2018/05/13 08:00 | Kody Pearson v Dominik Kisantal | 6-0,6-0 |
| ITF France F9 Qual | 2018/04/28 07:00 | Kody Pearson v Victor Ouvrard | 6-2,3-6,4-6 |
| ITF USA F10 Qual | 2018/04/10 18:30 | Alexander Ritschard v Kody Pearson | 2-6,6-3,6-0 |
| ITF USA F9 Qual | 2018/04/01 18:00 | Kody Pearson v Edward Bourchier | 7-5,5-7,3-6 |