| Challenger - Séries - TT | 07/25 09:50 | - | Zavadskyi, Ihor v Hannes Hormann | L | 1-3 | |
| Challenger - Séries - TT | 07/25 06:30 | - | Zavadskyi, Ihor v Guillaume Alcayde | L | 1-3 | |
| Challenger - Séries - TT | 07/24 17:50 | - | Zavadskyi, Ihor v Armin Alicic | W | 3-0 | |
| Challenger - Séries - TT | 07/24 16:30 | - | Zavadskyi, Ihor v Yannick Vostes | L | 0-3 | |
| Challenger - Séries - TT | 07/24 11:50 | - | Zavadskyi, Ihor v Antonin Gavlas | L | 0-3 | |
| Challenger - Séries - TT | 07/24 09:10 | - | Zavadskyi, Ihor v Marius Henninger | L | 0-3 | |
| Challenger - Séries - TT | 07/24 06:30 | - | Zavadskyi, Ihor v Bohdan Sinkevych | W | 3-2 | |
| TT Star Series | 06/29 10:15 | - | Zavadskyi, Ihor v Milo De Boer | L | 2-3 | |
| TT Star Series | 06/29 08:15 | - | Zavadskyi, Ihor v Husnik, Petr | L | 0-3 | |
| TT Star Series | 06/29 06:00 | - | Zavadskyi, Ihor v Barry Berben | L | 2-3 | |
| TT Star Series | 06/28 12:15 | - | Zavadskyi, Ihor v Viktor Yefimov | L | 0-3 | |
| TT Star Series | 06/28 10:45 | - | Zavadskyi, Ihor v Jakub Seibert | L | 0-3 | |
| TT Star Series | 06/28 08:10 | - | Youssef Abdel-Aziz v Zavadskyi, Ihor | L | 3-0 | |
| TT Star Series | 06/28 06:35 | - | Zavadskyi, Ihor v Martin Olejnik | L | 0-3 | |
| Challenger - Séries - TT | 06/23 12:50 | 50 | Zavadskyi, Ihor v Carlo Rossi | L | 1-3 | |
| Challenger - Séries - TT | 06/23 11:25 | 2 | Dennis Klein v Zavadskyi, Ihor | L | 3-0 | |
| Challenger - Séries - TT | 06/23 06:30 | - | Tobias Slanina v Zavadskyi, Ihor | W | 1-3 | |
| Challenger - Séries - TT | 06/22 18:30 | - | Zavadskyi, Ihor v Samuel Amann | L | 1-3 | |
| Challenger - Séries - TT | 06/22 15:10 | - | Zavadskyi, Ihor v Johannes Willeke | W | 3-1 | |
| Challenger - Séries - TT | 06/22 13:10 | - | Dauud Cheaib v Zavadskyi, Ihor | L | 3-1 | |
| Challenger - Séries - TT | 06/22 10:30 | - | Carlo Rossi v Zavadskyi, Ihor | L | 3-1 | |
| Challenger - Séries - TT | 06/22 07:50 | - | Sven Happek v Zavadskyi, Ihor | W | 1-3 | |
| TT Star Series | 04/15 10:15 | - | David Reitspies v Zavadskyi, Ihor | L | 3-0 | |
| TT Star Series | 04/15 08:15 | - | Jakub Zelinka v Zavadskyi, Ihor | L | 3-0 | |
| TT Star Series | 04/14 13:45 | - | Zavadskyi, Ihor v Antonin Gavlas | L | 0-3 | |
| TT Star Series | 04/14 11:45 | - | Zavadskyi, Ihor v Cipin, Filip | L | 2-3 | |
| TT Star Series | 04/14 07:45 | - | Radim Bako v Zavadskyi, Ihor | W | 2-3 | |
| WTT Feeder Ototec Quals | 06/21 08:00 | - | Zavadskyi, Ihor v Iskender Kharki | L | 1-3 | |
| Challenger Ochsenhausen | 02/24 18:21 | - | Robert Floras v Zavadskyi, Ihor | L | 2-1 | |
| Challenger Ochsenhausen | 02/24 17:33 | - | Dariusz Wrobel v Zavadskyi, Ihor | W | 0-3 |