| Championnat d'Europe - Doubles Hommes | 2021/04/27 09:30 | Lamsfuss/Seidel v Jones A / Stewart A | W | 2-0 |
| Open d'Angleterre - Double Mixtes | 2021/03/17 16:40 | Lamsfuss/Seidel v Goh/Tan | L | 0-2 |
| Open de Suisse - Doubles Hommes | 2021/03/07 11:30 | Lamsfuss/Seidel v Astrup/Rasmussen | L | 0-2 |
| Open de Suisse - Doubles Hommes | 2021/03/06 11:45 | Chia/Soh v Lamsfuss/Seidel | W | 1-2 |
| Open de Suisse - Doubles Hommes | 2021/03/05 15:55 | Lamsfuss/Seidel v Phuangphuapet N / Viriyangkura T | W | 2-1 |
| Open de Suisse - Doubles Hommes | 2021/03/04 13:45 | Goh/Tan v Lamsfuss/Seidel | W | 0-2 |
| Open de Suisse - Doubles Hommes | 2021/03/03 16:25 | Lamsfuss/Seidel v Jansen J R / Kaesbauer P | W | 2-0 |
| European Team Championships MD | 2021/02/19 17:00 | Astrup/Rasmussen v Lamsfuss/Seidel | W | 0-2 |
| Championnat d'Europe - Doubles Hommes | 2021/04/27 10:30 | Grimley/Grimley v Magee/Reynolds | W | 2-0 |
| Open de Suisse - Doubles Hommes | 2021/03/03 09:00 | Grimley/Grimley v Rankireddy/Shetty | L | 1-2 |
| Portuguese Int. MD | 2020/11/08 13:00 | Grimley/Grimley v Corvee/Leverdez | L | 0-2 |
| Portuguese Int. MD | 2020/11/07 18:15 | Grimley/Grimley v Baroni E / Toti G | W | 2-0 |
| Portuguese Int. MD | 2020/11/07 12:30 | Grimley/Grimley v Molares J / Perez J | W | 2-0 |
| Portuguese Int. MD | 2020/11/06 18:45 | Grimley/Grimley v A. Pereira/Silva | W | 2-0 |
| SaarLorLux Open 2019, MD | 2020/10/27 17:00 | Delrue F / Villeger W v Grimley/Grimley | L | 2-0 |
| Austrian Open - Doubles Hommes | 2020/02/22 10:00 | van Der Lecq T / Jille D v Grimley/Grimley | L | 2-1 |