Until 1 January 2007 Bramsnæs was a municipality (Danish, kommune) in Roskilde County on the island of Zealand in East Denmark.
The municipality, lying between Roskilde Fjord and Isefjord, covered an area of 80 km2, and had a total population of 9,391 (2005).
To the east is Roskilde Fjord and to the west is Isefjord.
The municipality was created in 1970 as the result of a kommunalreform ("Municipality Reform") that combined the following parishes: Gershøj, Hyllinge, Lyndby, Rye, Sonnerup, and Sæby parish.
This article about a location in the Region Zealand (Denmark) is a stub.