| WTT Star Contender Doha XD | 2022/03/29 14:40 | Mittelham/Qiu v Ionescu/Szocs | L | 1-3 |
| WTT Star Contender Doha XD | 2022/03/27 16:40 | Doo/Wong v Mittelham/Qiu | W | 1-3 |
| World Championship XD | 2021/11/25 15:30 | Lin/Zhang v Mittelham/Qiu | L | 3-1 |
| World Championship XD | 2021/11/23 21:20 | Polansky/Matelova v Mittelham/Qiu | W | 1-3 |
| WTT Contender Tunis XD | 2021/10/29 09:00 | Khanin/Trigolos v Mittelham/Qiu | L | 3-0 |
| WTT Contender Tunis XD | 2021/10/28 13:30 | Abid/Zoghlami v Mittelham/Qiu | W | 0-3 |
| European Championships XD | 2021/06/25 19:00 | Balazova/Pistej v Mittelham/Qiu | W | 0-3 |
| European Championships XD | 2021/06/25 10:15 | Mittelham/Qiu v Lebesson/Yuan | W | 3-2 |
| WTT Feeder Doha XD | 2022/03/15 06:30 | Zhang/Xue v Gunduz/Altinkaya | L | 3-0 |
| WTT Contender Muscat XD | 2022/03/02 11:00 | Gunduz/Altinkaya v Ishiy/Takahashi | L | 2-3 |
| World Championship XD | 2021/11/25 15:30 | Gunduz/Altinkaya v Pang/Lin | L | 2-3 |
| World Championship XD | 2021/11/23 20:40 | Gunduz/Altinkaya v Karakasevic/Lupulesku | W | 3-0 |
| European Championships XD | 2021/06/23 17:40 | Kallberg/Kallberg v Gunduz/Altinkaya | L | 3-0 |
| Hungarian Open XD | 2020/02/20 09:40 | Gunduz/Altinkaya v Mizutani/Ito | L | 1-3 |
| Hungarian Open XD | 2020/02/19 13:40 | Gunduz/Altinkaya v Nuytinck/Lung | W | 3-2 |
| Balkan Champs XD | 2019/08/03 18:09 | Manole/Zaharia v Gunduz/Altinkaya | W | 1-3 |