Cormac mac Art (disambiguation)

The name Cormac Mac Art can refer to one of several people, either real, legendary, or fictional:


 * Cormac mac Art O Melaghlain - 13th-century Irish king
 * Cormac mac Airt - legendary 3rd-century Irish king
 * Cormac Mac Art (fictional) - a character in books by Robert E. Howard