Stadium: Table 4
| WTT Star Contender Muscat Men’s Quals | 2025/11/17 13:35 | Joe Seyfried v Mateusz Zalewski | L | 3-1 |
| European Champions League | 2025/11/13 20:05 | Quentin Robinot v Mateusz Zalewski | L | 3-2 |
| WTT Star Contender London Quals | 2025/10/22 17:55 | Yang Wang v Mateusz Zalewski | L | 3-0 |
| WTT Star Contender London Quals | 2025/10/21 18:20 | Mateusz Zalewski v Kwan To Yiu | W | 3-2 |
| WTT Star Contender London Quals | 2025/10/21 11:20 | Hunor Szocs v Mateusz Zalewski | W | 2-3 |
| WTT Feeder Olomouc | 2025/08/29 17:05 | Mateusz Zalewski v Vladislav Ursu | L | 2-3 |
| WTT Feeder Olomouc | 2025/08/29 12:05 | Remi Chambet-Weil v Mateusz Zalewski | W | 1-3 |
| WTT Feeder Pristina | 2025/06/05 10:45 | Rafael De Las Heras v Mateusz Zalewski | L | 3-0 |
| WTT Feeder Gdansk | 2025/11/12 11:15 | Patryk Zyworonek v Iskender Kharki | L | 3-1 |
| WTT Feeder Gaia Quals | 2025/11/06 12:25 | Cristian Pletea v Iskender Kharki | L | 3-2 |
| WTT Feeder Gaia | 2025/11/05 20:25 | Iskender Kharki v Clement Laine | L | 0-3 |
| WTT Feeder Gaia | 2025/11/05 14:45 | Iskender Kharki v Frane Kojic | L | 0-3 |
| WTT Feeder Cappadocia | 2025/09/18 10:00 | Iskender Kharki v Emanuel Otalvaro | L | 1-3 |
| WTT Feeder Cappadocia Quals | 2025/09/17 14:40 | Iskender Kharki v Jesus Tovar | W | 3-1 |
| WTT Feeder Cappadocia Quals | 2025/09/16 15:30 | Iskender Kharki v Nihad Mammadov | W | 3-1 |
| WTT Contender Almaty | 2025/09/04 08:25 | Iskender Kharki v Jules Rolland | L | 0-3 |