Home History
| Denmark Division 3 | 2021/08/18 16:30 | Karlslunde IF v KFUM Roskilde | L | 0-1 |
| Denmark Division 3 | 2021/08/14 13:00 | Slagelse v Karlslunde IF | W | 1-2 |
| Denmark Division 3 | 2021/08/07 11:00 | Karlslunde IF v Vanløse | L | 1-2 |
| Europe Friendlies | 2021/07/27 16:30 | Karlslunde IF v FA 2000 | D | 1-1 |
| Denmark Danmarksserien Promotion | 2021/06/26 12:00 | Herlev v Karlslunde IF | W | 0-1 |
| Denmark Danmarksserien Promotion | 2021/06/23 17:00 | Karlslunde IF v Ledøje-Smørum Fodbold | L | 0-3 |
| Denmark Danmarksserien Promotion | 2021/06/19 11:00 | Karlslunde IF v GVI | W | 3-0 |
| Denmark Danmarksserien Promotion | 2021/06/12 11:00 | Allerød v Karlslunde IF | W | 1-2 |
Away History
| Denmark Division 3 | 2021/08/18 16:30 | Næsby v Slagelse | W | 3-0 |
| Denmark Division 3 | 2021/08/14 12:00 | FC Roskilde v Næsby | L | 4-0 |
| Denmark Division 3 | 2021/08/07 12:00 | Næsby v Frem | L | 0-2 |
| Denmark Cup | 2021/08/03 16:00 | Næsby v FC Fredericia | L | 7-8 |
| Europe Friendlies | 2021/06/29 16:00 | Næsby v Odense BK | L | 1-3 |
| Denmark 2. Division Group 1 | 2021/06/05 13:00 | Næsby v Thisted FC | W | 2-0 |
| Denmark 2. Division Group 1 | 2021/05/29 12:00 | Dalum IF v Næsby | W | 0-1 |
| Denmark 2. Division Group 1 | 2021/05/24 11:30 | VSK Arhus v Næsby | L | 3-2 |