Wedemark (Eastphalian: Wiemark) is a municipality in the district of Hanover, in Lower Saxony, Germany.

Wedemark is a historical landscape description for the area and is situated approximately 20 km north of Hanover.

It ranks third on average per capita income in Lower Saxony.

Wedemark's neighbors are the municipalities Burgwedel, Isernhagen, Langenhagen, Garbsen, Neustadt am Rübenberge, Lindwedel and Wietze (clockwise, beginning in the East).

There are three train stations in Wedemark, namely in Bennemühlen, Mellendorf and Bissendorf, with half-hourly services to Hanover during weekdays.