| ITTF World Champioships - Mixed dubbel | 2023/05/23 16:30 | Gauzy/Pavade v Mittelham/Qiu | L | 3-2 |
| ITTF World Champioships - Mixed dubbel | 2023/05/22 16:30 | Liang/Zhang v Mittelham/Qiu | W | 0-3 |
| ITTF World Champioships - Mixed dubbel | 2023/05/21 12:50 | Yigenler/Yilmaz v Mittelham/Qiu | W | 1-3 |
| WTT Singapore Smash - Mixed dubbel | 2023/03/11 11:30 | Mittelham/Qiu v Ishiy/Takahashi | L | 1-3 |
| WTT Contender Durban XD | 2023/01/12 08:00 | Mittelham/Qiu v Xue/Qian | L | 1-3 |
| European Championships XD | 2022/08/14 12:15 | Mittelham/Qiu v Gardos/Polcanova | L | 1-3 |
| European Championships XD | 2022/08/14 08:05 | Mittelham/Qiu v Moregard/Bergstrom | W | 3-2 |
| WTT Star Contender - Budapest - Mixed dubbel | 2022/07/14 13:45 | Mittelham/Qiu v Harimoto/Hayata | L | 0-3 |
| ITTF World Champioships - Mixed dubbel | 2023/05/20 13:00 | Ni/Mladenovic v Gnanasekaran/Batra | L | 2-3 |
| WTT Feeder - Düsseldorf II - Mixed dubbel | 2023/02/23 09:00 | Meissner/Wan v Ni/Mladenovic | L | 3-2 |
| WTT Feeder - Düsseldorf II - Mixed dubbel | 2023/02/22 09:00 | Ho/Ly v Ni/Mladenovic | W | 0-3 |
| WTT Feeder - Düsseldorf II - Mixed dubbel - Kval | 2023/02/21 17:55 | Paredes/Riofrio v Ni/Mladenovic | W | 1-3 |
| European Championships XD | 2022/08/14 12:20 | Ni/Mladenovic v Ionescu/Szocs | L | 1-3 |
| European Championships XD | 2022/08/14 08:05 | Piccolin/Stoyanov v Ni/Mladenovic | W | 2-3 |
| European Championships XD | 2022/08/13 13:20 | Ni/Mladenovic v Jancarik/Blaskova | W | 3-0 |
| European Championships XD | 2022/08/13 08:35 | Mongiusti/Santos v Ni/Mladenovic | W | 0-3 |