Chao

Chao may refer to:

People

 * Chao (surname), various Chinese surnames (including 晁 and 巢, as well as non-Pinyin spellings)
 * Zhou (surname) (周), may also be spelled Chao
 * Zhao (surname) (趙/赵), may also be spelled Chao in Taiwan and some countries/regions in South-East Asia.

Places

 * Chao, Virú, Peru
 * Chao District
 * Chao Valley
 * Cerro Chao, or Chao volcano, a lava flow in Chile
 * Chao Lake, in Hefei, Anhui Province, China
 * Chao (state), a minor state of the Chinese Bronze Age
 * Ilhéu Chão, in the Madeira archipelago

Other uses

 * Chao (currency) (鈔), the banknote used in Mongol Yuan Dynasty in China
 * Chao (Sonic the Hedgehog), a fictional species
 * Chao method, a way of indicating Chinese tones devised by Yuen Ren Chao
 * Chǎo technique (炒), a Chinese stir frying technique
 * Chao, part of several Thai royal ranks and titles
 * Chao (monarchy), a title of the Lan Na royal family members
 * Cháo, the Vietnamese version of congee