Zi

Zi or ZI may refer to:

Arts and entertainment

 * Zi (album), a 2016 album by Negură Bunget
 * Zi (Zoids), a fictional planet in the Zoids franchise

Language

 * Zi (cuneiform), a sign
 * Chinese characters, known as zi (字)
 * Thracian word derived from *Dyēus

People

 * Zi (surname) (子), a surname used by Shang kings
 * Zi (title) (子), a Chinese honorific used for ancient viscounts and for master philosophers
 * Zi (name) (字), an alternate term for East Asian courtesy names

Science, technology and transport

 * Zi Corporation, a Canadian software company
 * Zi (prefix symbol), for digital data size
 * Zona incerta, a brain region
 * Aigle Azur French airline (1946–1955; IATA: )