Mahé district is one of the four districts of the union territory of Puducherry, India. It consists of the whole of the Mahé region. Mahé is the smallest district of India in terms of land area. The total area of Mahé district is surrounded on three sides by Kannur District and one side by Kozhikode District. Geographically Mahé district is part of North Malabar region.

Puducherry, also known as Pondicherry, is a union territory of India, consisting of four small geographically unconnected districts. It was formed out of four territories of former French India, namely Pondichéry, Karikal (Karaikal), Mahé and Yanaon, excluding Chandannagar (Chandernagore), and it is named after the largest district, Puducherry, which was also the capital of French India. Historically known as Pondicherry, the territory changed its official name to Puducherry on 1 October 2006.