Ahau

Ahau or AHAU may refer to:
 * Ajaw, a political rulership title from the Maya civilization
 * Ahau, Fiji, the government station of Rotuma, a Fijian Dependency
 * Ahau, Tonga, a town in the region of Tongatapu, some 10 mi (or 16 km) west of Nuku'alofa, the country's capital city
 * Kinich Ahau, the 16th-century Yucatec name of the Maya sun god
 * Anhui Agricultural University, a university on Anhui, China