Round: 54 Ground: Carpet indoor
| ITF Czech Republic F2 | 2017/05/24 10:55 | Филип Дуда v Ондрей Кръстев | 3-6,6-2,6-0 |
| ITF Czech Republic F1 | 2017/05/17 08:30 | Давид Поляк v Ондрей Кръстев | 6-1,7-5 |
| ITF Czech Republic F1 Qual | 2017/05/15 09:20 | Ондрей Кръстев v Тадеаш Парулек | 7-5,2-6,7-5 |
| ITF Czech Republic F1 Qual | 2017/05/14 09:00 | Ондрей Кръстев v Andrej Glvac | 5-7,6-4,6-4 |
| ITF Czech Republic F1 Qual | 2017/05/13 09:00 | Ондрей Кръстев v Dominik Suc | 6-4,6-3 |
| ITF Hungary F1 | 2017/05/09 10:40 | Ондрей Кръстев v Patrik Nema | 4-6,5-7 |
| ITF Hungary F1 | 2017/05/08 08:00 | Ондрей Кръстев v Peter Balla | 6-1,6-2 |
| ITF Greece F5 | 2017/04/04 06:30 | Ондрей Кръстев v Андреа Вавасори | 4-6,4-6 |
| ITF Poland F3 Qual | 2017/06/24 08:00 | Lukasz Kozielski v Sam Taylor | 1-6,0-6 |
| ITF Hungary F5 Qual | 2017/06/17 10:30 | Lukasz Kozielski v Rajko Mladenovic | 2-6,1-6 |
| ITF Egypt F34 Qual | 2016/11/20 13:00 | Lukasz Kozielski v Алексис Кантер | 3-6,3-6 |
| ITF Egypt F33 | 2016/11/13 13:00 | Олег Кхотков v Lukasz Kozielski | 6-4,6-2 |
| ITF Italy F32 | 2016/10/08 07:30 | Тилен Житник v Lukasz Kozielski | 7-5,6-4 |
| ITF Poland F5 Qual | 2016/08/14 08:00 | Lukasz Kozielski v Лоренцо Бочи | 3-6,2-6 |
| ITF Poland F4 Qual | 2016/06/11 08:00 | Richard Solberg v Lukasz Kozielski | 6-1,7-5 |
| ITF Poland F2 | 2016/06/01 09:25 | Lukasz Kozielski v Adam Majchrowicz | 2-6,0-6 |