Stadium: Court 4 Round: 54 Ground: Clay
| ITF M25 Pardubice | 2019/06/24 11:00 | Marek Gengel v Jan Zielinski | 7-5,5-7,9-11 |
| ITF USA F29 | 2018/11/01 20:00 | Jan Zielinski v Haru Inoue | 5-7,5-7 |
| ITF USA F29 | 2018/10/30 16:35 | Cameron Green v Jan Zielinski | 4-6,3-6 |
| ITF Poland F6 | 2018/08/11 10:00 | Jan Zielinski v Maciej Rajski | 5-7,1-6 |
| ITF Poland F6 | 2018/08/10 10:00 | Pawel Juszczak v Jan Zielinski | 6-2,6-7,1-6 |
| ITF Poland F6 | 2018/08/08 11:00 | Jan Zielinski v Eduardo Dischinger | 6-3,6-3 |
| ITF Poland F6 | 2018/08/07 10:35 | Piotr Galus v Jan Zielinski | 3-6,5-7 |
| ITF Poland F6 Qual | 2018/08/06 08:00 | Max Steinberger v Jan Zielinski | 4-6,0-6 |
| ITF M15 Balatonalmadi | 2019/06/21 08:00 | Georgii Kravchenko v Artem Dubrivnyy | 4-6,2-6 |
| ITF M15 Balatonalmadi | 2019/06/20 08:00 | Ryan Nijboer v Georgii Kravchenko | 7-5,4-6,3-6 |
| ITF M15 Balatonalmadi | 2019/06/19 11:10 | Peter Nagy v Georgii Kravchenko | 2-6,2-6 |
| ITF M15 Balatonalmadi | 2019/06/18 08:00 | Marek Gengel v Georgii Kravchenko | 4-6,6-3,9-11 |
| ITF M15 Balatonalmadi | 2019/06/17 09:00 | Domagoj Biljesko v Georgii Kravchenko | 5-7,7-5,8-10 |
| ITF M15 Irpin | 2019/05/27 10:00 | Georgii Kravchenko v Fabio Coelho | 6-3,4-6,7-10 |
| ITF M15 Irpin | 2019/05/27 06:30 | Georgii Kravchenko v Beibit Zhukayev | 7-5,7-5 |
| ITF M15 Irpin | 2019/05/20 10:00 | Georgii Kravchenko v Aliaksandr Bulitski | 7-5,6-7,6-10 |