Dhubri District (Pron:ˈdʊbri) is an administrative district in the Indian state of Assam. Included within the Kamatapur Autonomous Council, the district headquarters are located at Dhubri town which is situated ~290 km from Guwahati. This was also the headquarters of erstwhile undivided Goalpara district which was created in 1876 by the British government. In 1983, Goalpara district was divided into four districts and Dhubri is one among those. Dhubri district is one among the many Muslim-majority districts of Assam. In 2016, Dhubri was divided again to form South Salmara-Mankachar District.

Dhubri is a town and the administrative centre of Dhubri district in the Indian state of Assam. It is an old town on the bank of the Brahmaputra river, with historical significance. In 1883, the town was first constituted as a Municipal Board under the British regime. It is situated about 277.4 kilometres (172 mi) west from Dispur, the state capital of Assam.