Mu'in

Mu'in may refer to:


 * Mu'in, Iran, a village in Hamadan Province
 * Mu'in ad-Din, a given name
 * Mu'in ad-Din Unur (d. 1149), ruler of Damascus in the mid-12th century
 * Mu'in al-Madi, Palestinian politician
 * Muin Bseiso (1926-1984), Egyptian poet