| Denmark Open MD | 2021/10/23 09:20 | Hoki/Kobayashi v Lamsfuss/Seidel | L | 2-1 |
| Denmark Open MD | 2021/10/22 15:30 | Ong/Teo v Lamsfuss/Seidel | W | 0-2 |
| Denmark Open MD | 2021/10/21 15:00 | Lee/Yang v Lamsfuss/Seidel | W | 0-2 |
| Denmark Open MD | 2021/10/20 09:00 | Lamsfuss/Seidel v Ahsan/Setiawan | W | 2-0 |
| Thomas Cup - Hommes Doubles | 2021/10/11 17:20 | Astrup/Rasmussen v Lamsfuss/Seidel | W | 0-2 |
| Sudirman Cup MD | 2021/09/28 08:30 | Lee/Yang v Lamsfuss/Seidel | L | 2-0 |
| Sudirman Cup MD | 2021/09/26 14:00 | Choi S / Seo S J v Lamsfuss/Seidel | L | 2-0 |
| Olympics 2020 - MD | 2021/07/27 09:00 | Lamsfuss/Seidel v Chew P / Chew R | W | 2-0 |
| Dutch Open MD | 2021/10/17 12:20 | Hee Y K T / Loh K H v Tan C T / Tan W G | L | 2-1 |
| Dutch Open MD | 2021/10/16 15:30 | Adam/Lovang v Tan C T / Tan W G | W | 0-2 |
| Dutch Open MD | 2021/10/16 09:20 | Tan C T / Tan W G v Sondergaard/Toft | W | 2-0 |
| Dutch Open MD | 2021/10/15 17:30 | Golinski/Van Nieuwkerke v Tan C T / Tan W G | W | 0-2 |
| Dutch Open MD | 2021/10/14 14:50 | Hanumaiah Raganatha V K / Surya A v Tan C T / Tan W G | W | 0-2 |
| Bulgarian Int. MD | 2021/10/08 15:55 | Rusev/Stoynov v Tan C T / Tan W G | L | 2-1 |
| Bulgarian Int. MD Qual | 2021/10/07 14:30 | Tan C T / Tan W G v Kovacevic/Lukic | W | 2-0 |
| Bulgarian Int. MD Qual | 2021/10/07 08:05 | Tan C T / Tan W G v Kristensen/Mork | W | 2-0 |