Hau is a surname. It may be a variant spelling of the Chinese surname Hao 郝, the Cantonese spelling of the Chinese surname Hou 侯, or it could be a Chinese surname like 豪 or 好、昊、皓、浩, etc. Or a Danish surname. It is also an indigenous mayan last name [Hau] from the southeast area of Mexico, Guatemala and Belice.
Notable individuals with the surname Hau include:
Alyson Hau (born 1983), Hong Kong radio DJ Brian Hau (born 1982), Hong Kong singer-songwriter and author Carl Hau (1881–1926), German lawyer and murderer Caroline Hau (born 1969), Chinese-Filipino author and academic Hau Chi-keung (born 1956), Hong Kong businessman Eduard Hau (1807–1888), German painter and graphic artist Gretchen Hau, Puerto Rican politician and lawyer Johannes Hau (1771–1838), German painter Lene Hau (born 1959), Danish physicist Hau Lung-pin (born 1952), Taiwanese politician, Mayor of Taipei Hau Man-kin (born 1992), Hong Kong activist and politician Hau Pei-tsun (1919–2020), Chinese politician and military officer, Premier of the Republic of China Hau Shui-pui (born 1924), Hong Kong politician Hau Yung Sang (born 1917), Chinese-Taiwanese footballer Woldemar Hau (1816–1895), German painter
See also Hau Latukefu (born 1976), Australian musician and radio host known as Hau Tuku Hau Tapuha (born 2001), New Zealand rugby league footballer Matt Te Hau (1912–1978), New Zealand Māori community leader Hao (surname) Hou (surname)