Muar

Muar may refer to
 * Muar District, a district in Johor, Malaysia
 * Muar (town), a town in the Muar District
 * Muar (federal constituency), a parliament federal constituency in Johor, Malaysia
 * Muar River (Malaysia), is a river which flows through Muar District, Malaysia

Other

 * Muar River (Mozambique), is a stream which flows through in Sofala province, Mozambique