| Qatar Open 2019, MS | 2017/05/31 09:00 | Maria Xiao v Nina Mittelham | L | 4-0 |
| European Team Championships Women | 2021/09/29 13:05 | Nina Mittelham v Tatiana Kukulkova | W | 3-1 |
| Europe Top 16 Cup - Femmes | 2021/09/19 12:15 | Nina Mittelham v Fu Yu | W | 4-1 |
| Europe Top 16 Cup - Femmes | 2021/09/19 08:40 | Nina Mittelham v Hana Matelova | W | 4-0 |
| Europe Top 16 Cup - Femmes | 2021/09/18 17:30 | Sofia Polcanova v Nina Mittelham | W | 1-4 |
| Europe Top 16 Cup - Femmes | 2021/09/18 12:15 | Barbora Balazova v Nina Mittelham | W | 3-4 |
| European Championships Women | 2021/06/24 13:20 | Nina Mittelham v Sibel Altinkaya | L | 3-4 |
| WTT Star Contender Doha - Femmes | 2021/03/09 11:00 | Nina Mittelham v Ishikawa, Kasumi | L | 1-3 |
| WTT Star Contender Doha - Femmes | 2021/03/08 11:40 | Nina Mittelham v Debora Vivarelli | W | 3-1 |
| European Team Championships Women | 2021/09/28 17:30 | Maria Xiao v Barbora Balazova | L | 1-3 |
| European Team Championships Women | 2021/09/28 16:15 | Maria Xiao v Tatiana Kukulkova | W | 3-0 |
| Olympics 2020 - Women | 2021/07/26 07:30 | Feng, Tianwei v Maria Xiao | L | 4-1 |
| Olympics 2020 - Women | 2021/07/25 07:15 | Soo, Wai Yam Minnie v Maria Xiao | W | 2-4 |
| Olympics 2020 - Women | 2021/07/24 12:00 | Maria Xiao v Lavrova, Anastassiya | W | 4-1 |
| Olympic Qualification Women | 2021/04/25 15:20 | Maria Xiao v Barbora Balazova | W | 4-3 |
| Olympic Qualification Women | 2021/04/25 09:50 | Maria Xiao v Christina Kallberg | W | 4-2 |
| Olympic Qualification Women | 2021/04/24 18:05 | Maria Xiao v Katarina Strazar | W | 4-3 |