Stadium: Court 4 Round: 44 Ground: Clay
| ITF M15 Tabarka | 2019/09/15 13:00 | Stefan Cizelj-Zivkovic v Francesco Liucci | 2-6,0-6 |
| ITF M15 Tabarka | 2019/09/15 08:00 | Jason Janis v Stefan Cizelj-Zivkovic | 7-5,2-6,6-10 |
| ITF M25 Ust-Kamenogorsk | 2019/08/26 04:00 | Stefan Cizelj-Zivkovic v David Bogatin | 1-6,3-6 |
| ITF M15 Novi Sad | 2019/08/12 08:00 | Stefan Cizelj-Zivkovic v Stefan Micov | 4-6,4-6 |
| ITF M15 Heraklion | 2019/05/06 07:00 | Toby D. Boyer v Stefan Cizelj-Zivkovic | 6-2,6-1 |
| ITF M15 Sharm El Sheikh | 2019/02/06 08:00 | Karim-Mohamed Maamoun v Stefan Cizelj-Zivkovic | 6-0,6-1 |
| ITF M15 Sharm El Sheikh | 2019/01/28 08:00 | Toby Martin v Stefan Cizelj-Zivkovic | 6-1,6-1 |
| ITF Turkey F35 | 2018/11/03 09:00 | Stefan Cizelj-Zivkovic v Bulut Ozcelik | 2-6,1-6 |
| ITF M15 Targu Mures | 2019/09/15 07:00 | Svyatoslav Ilnytskyy v Kyle Stocker | 6-3,5-7,7-10 |
| ITF M25 Irpin | 2019/08/26 07:30 | Svyatoslav Ilnytskyy v Volodymyr Uzhylovskyi | 6-7,7-6,4-10 |
| ITF Ukraine F4 | 2018/08/26 07:00 | Sagadat Ayap v Svyatoslav Ilnytskyy | 6-3,6-3 |
| ITF Ukraine F2 | 2018/05/14 07:00 | Dmytro Kamynin v Svyatoslav Ilnytskyy | 6-2,6-1 |
| ITF Ukraine F2 | 2018/05/13 07:00 | Daniil Strelchenko v Svyatoslav Ilnytskyy | 1-6,4-6 |
| ITF Ukraine F1 | 2018/05/05 09:30 | Svyatoslav Ilnytskyy v Oleksandr Varichenko | 4-6,7-6,3-6 |