Marcian most often refers to Flavius Marcianus, Eastern Roman emperor from 450 to 457 AD

Marcian (Marcianus) may also refer to:

• Saint Marcian of Tortona (died 120 AD)
• Marcion of Sinope, 2nd century AD Christian heretic
• Marcian of Rhossos (fl. 2nd century), alleged author of the Gospel of Peter, may be the same as Marcion of Sinope
• Aelius Marcianus, 3rd century AD jurist
• Lucius Aurelius Marcianus, 3rd century AD Roman soldier
• Marcian of Heraclea, 4th century AD geographer
• Marcianus (praefectus urbi), an urban prefect of Rome in 409 AD
• Marcian (usurper), tried to overthrow Emperor Zeno in 479 AD
• Marcian (cousin of Justin II), Byzantine general and cousin of Justin II
• Marziano Lavarello ("Marziano II" or "Marcianus II"), 20th century AD Italian eccentric and pretender

• Marcion
• Marsien

This disambiguation page lists articles about people with the same name.
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