Tezu is a census town and the headquarters of Lohit district in the Indian state of Arunachal Pradesh. It is the fifth largest town in Arunachal Pradesh and one of its most developed.

Lohit is an administrative district in the state of Arunachal Pradesh in India. The district headquarters is located at Tezu. As of 2011 it is the third most populous district of Arunachal Pradesh, after Papum Pare and Changlang.