Hao may refer to: Hào, a form of Chinese pseudonym Hao (French Polynesia) Hao (city), 鎬, Western Zhou capital, near present-day Xi'an, Shaanxi (China) Hao Mengling, Chinese general Hao Asakura, a character in Shaman King media Hao Si-wen, a character in the Water Margin universe Hsu Hao, a character in Mortal Kombat media HAO or High Altitude Observatory HA0, a postcode area of the United Kingdom Hao of Oahu, Prince of Oahu… (More on Hao)