Martia

Martia may refer to:


 * Martia L. Davis Berry (1844-1894), social reformer
 * Martia arizonella, of the genus Martia, a monotypic moth genus
 * Oxyepoecus, an ant genus, one of whose former names was Martia
 * Legio IV Martia, a legion of the Roman Empire
 * Martia, a character in the 1991 film Star Trek VI: The Undiscovered Country