Constantine from the Latin name Constantinus, a derivative of Constans. Constantine the Great (272-337) was the first Roman emperor to adopt Christianity. He moved the capital of the empire from Rome to Byzantium, which he renamed Constantinople (modern Istanbul).
Saintly namesake: Constantine the Great was the first Roman emperor to convert to Christianity and is honored as a saint for his role in Christian history. (May 21 · 4th century)
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Names related to Constantine through nicknames, language, or historical forms.