| European Team Championships XD | 2021/02/17 17:20 | Nohr/Magelund v Jansen J R / Ostermeyer K | L | 2-1 |
| Open de Thaïlande - Doubles Mixtes | 2021/01/19 04:50 | Chan P S / Goh L Y v Jansen J R / Ostermeyer K | L | 2-0 |
| Open de Thaïlande - Doubles Mixtes | 2021/01/13 06:40 | Jansen J R / Ostermeyer K v Ellis/Smith | L | 0-2 |
| SaarLorLux Open 2019, XD | 2020/10/29 17:15 | Geiss/Efler v Jansen J R / Ostermeyer K | L | 2-1 |
| SaarLorLux Open 2019, XD | 2020/10/28 13:15 | Jansen J R / Ostermeyer K v Mikkelsen/Soby | W | 2-0 |
| Denmark Open XD | 2020/10/14 08:30 | Jansen J R / Ostermeyer K v Ellis/Smith | L | 0-2 |
| Masters d'Espagne - Doubles Mixtes | 2020/02/20 09:40 | Jansen J R / Ostermeyer K v Bay-Smidt / Soeby H. | L | 1-2 |
| Masters d'Espagne - Doubles Mixtes | 2020/02/19 11:00 | Adcock C / Adcock G v Jansen J R / Ostermeyer K | W | 0-2 |
| Austrian Open - Doubles Mixtes | 2020/02/20 13:10 | Orteu Y / Muller A v Farias/Lima | L | 0-2 |
| Welsh Int. XD | 2019/11/28 12:30 | Orteu Y / Muller A v Hull / Henry | L | 1-2 |
| Slovenia Future Series XD | 2019/11/23 15:00 | Ivancic/Polanc v Orteu Y / Muller A | L | 2-1 |
| Slovenia Future Series XD | 2019/11/22 09:25 | Molares J / Lorenzo E v Orteu Y / Muller A | W | 0-2 |