| Clubname: | Frederikssund IK |
| Fullname: | Frederikssund Idrætsklub |
| Nickname: | FIK |
| Capacity: | 1,200 |
| Manager: | Todi Jónsson[1] |
| League: | Denmark Series (V) |
| Position: | Denmark Series – Group 1, 5th of 10 |
| Pattern B1: | _bluestripes |
| Leftarm1: | 0000FF |
| Body1: | FFFF00 |
| Rightarm1: | 0000FF |
| Shorts1: | 0000FF |
| Socks1: | 0000FF |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | white |
| Socks2: | white |
Frederikssund IK is a Danish football club currently playing in the Denmark Series. They play at Frederikssund Stadion in Frederikssund on Zealand, which has a capacity of 1,200.