| Scottish Open | 2021/11/25 17:30 | Ditlev Jaeger Holm v Joran Kweekel | L | 0-2 |
| Irish Open | 2021/11/18 10:00 | Ditlev Jaeger Holm v Pablo Abian | L | 0-2 |
| Dutch Open | 2021/10/15 11:40 | Ditlev Jaeger Holm v Xiaodong Sheng | L | 0-2 |
| Dutch Open | 2021/10/14 10:00 | Luis Enrique Penalver v Ditlev Jaeger Holm | W | 0-2 |
| Denmark Masters | 2021/08/06 08:00 | Ditlev Jaeger Holm v Subhankar Dey | L | 1-2 |
| Danish Badminton League | 2021/06/23 17:00 | Ditlev Jaeger Holm v Rasmus Gemke | W | 1-0 |
| Spain Masters | 2021/05/19 10:40 | Dong Keun Lee v Ditlev Jaeger Holm | L | 2-0 |
| Portuguese Int. | 2021/05/09 15:00 | Ditlev Jaeger Holm v Max Weisskirchen | W | 2-0 |
| Irish Open | 2021/11/18 10:00 | Victor Svendsen v Jun Hao Leong | L | 2-0 |
| Czech Open | 2021/10/22 15:40 | Tze Yong Ng v Jun Hao Leong | L | 2-0 |
| Czech Open | 2021/10/22 08:20 | Milan Ludik v Jun Hao Leong | W | 0-2 |
| Thomas Cup | 2021/10/14 07:50 | Kenta Nishimoto v Jun Hao Leong | W | 0-2 |
| Spain Masters | 2021/05/19 08:15 | Jun Hao Leong v Max Weisskirchen | L | 1-2 |
| Polish Open | 2021/03/27 16:40 | Jun Hao Leong v Tze Yong Ng | L | 0-2 |
| Polish Open | 2021/03/27 08:40 | Jun Hao Leong v Luis Enrique Penalver | W | 2-0 |
| Polish Open | 2021/03/26 16:40 | Miha Ivanic v Jun Hao Leong | W | 1-2 |