Bad Bederkesa is a village and a former municipality in the district of Cuxhaven, in Lower Saxony, Germany. Since 1 January 2015 it is part of the town Geestland. It is situated approximately 20km northeast of Bremerhaven, and 30km southeast of Cuxhaven. Bad Bederkesa was the seat of the former Samtgemeinde ("collective municipality") Bederkesa, an administrative division consisting of several component municipalities.