Obdam () is a village and former municipality in the Netherlands, in the province of North Holland and the region of West-Frisia. The municipality ceased to exist on 1 January 2007 when it merged with Wester-Koggenland to form the new municipality of Koggenland.
The area of the former municipality contains the following small towns and villages: Berkmeer, Hensbroek, Obdam and Wogmeer (partly).
Obden has a railway station. It has regular direct services to Hoorn and, by changing trains there, services to Amsterdam.
Before the merger, the last municipal council of Obdam, elected in 2002, consisted of 13 seats, which were divided as follows: