| Denmark Masters - Kvinder | 2021/08/06 15:00 | Aakarshi Kashyap v Line Kjaersfeldt | L | 2-0 |
| Denmark Masters - Kvinder | 2021/08/06 11:50 | Frederikke Ostergaard v Line Kjaersfeldt | W | 0-2 |
| EM - Kvinder | 2021/04/29 08:20 | Line Kjaersfeldt v Natalya Voytsekh | W | 2-1 |
| EM - Kvinder | 2021/04/28 10:00 | Line Kjaersfeldt v Vlada Ginga | W | 2-0 |
| All England Open - Kvinder | 2021/03/17 16:40 | Aya Ohori v Line Kjaersfeldt | L | 2-0 |
| Swiss Open - Kvinder | 2021/03/04 13:40 | Pornpawee Chochuwong v Line Kjaersfeldt | L | 2-1 |
| Swiss Open - Kvinder | 2021/03/03 08:00 | Laura Sarosi v Line Kjaersfeldt | W | 1-2 |
| Thailand Open - Kvinder | 2021/01/21 07:30 | Line Kjaersfeldt v Carolina Marin | L | 0-2 |