Hattorf am Harz is a Samtgemeinde ("collective municipality") in the district of Göttingen, in Lower Saxony, Germany. Its seat is in the village Hattorf am Harz.
The Samtgemeinde Hattorf am Harz consists of the following municipalities:
51°39′00″N 10°13′59″E / 51.650°N 10.233°E