義安

義安 may refer to:


 * Yi'an District, in Anhui, China
 * E An, a military award given to members of the Taiping rebellion
 * Ngee Ann, or Yi'an in Mandarin, an old name of Chaozhou
 * Yi'an Commandery (413-590), historically an administrative subdivision of Chaozhou
 * Ngee Ann Polytechnic (Abbreviation: NP) an institution of higher learning (IHL) in Singapore
 * Ngee Ann City, a shopping and commercial centre in Singapore
 * Ngee Ann Kongsi, charitable foundation located in Singapore
 * Sun Yee On (Chinese: 新義安), or New Righteousness and Peace Commercial and Industrial Guild, one of the leading triads in Hong Kong and China