Hambergen is a Samtgemeinde ("collective municipality") in the district of Osterholz, in Lower Saxony, Germany. Its seat is in the village Hambergen.

The Samtgemeinde Hambergen consists of the following municipalities:

  1. Axstedt
  2. Hambergen
  3. Holste
  4. Lübberstedt
  5. Vollersode

53°18′00″N 8°51′00″E/53.300°N 8.850°E/ 53.300; 8.850