Hesel is a Samtgemeinde ("joint municipality") in the district of Leer, in Lower Saxony, Germany.

The Samtgemeinde Hesel consists of the following municipalities: The area lies centrally within the Oldenburg-East Frisian geest ridge.

On the territory of the joint municipality there are many of the oldest traces of human settlement of East Frisia.

Economically, the joint municipality of Hesel is primarily characterized by medium-sized businesses.

However, the joint municipality as a whole is a commuter area, especially to the neighboring county seat of Leer.