Dalmatius (disambiguation)

Dalmatius was a Roman caesar from 335 to 337.

Dalmatius may also refer to:

• Dalmatius of Constantinople (d. 440), saint venerated in Constantinople
• Dalmatius of Pavia (d. 254 or 304), venerated as a saint by the Roman Catholic Church
• Dalmatius of Rodez, bishop of Rodez from 524 to 580

• Flavius Dalmatius, Roman censor (333), father of the caesar
• Dalmatius (bishop of Cyzicus) (fl. 427–449)
• Dalmatius (archbishop of Narbonne) (r. 1081–1097)

• Dalmau (name)
• San Dalmazio