Person

Constans I

c. 323–350 · 4th century

Constans I was a Roman emperor, the youngest son of Constantine the Great, who ruled from 337 to 350. After defeating his brother Constantine II in 340 he controlled the whole western empire, campaigning against the Franks in 341–342 and visiting Britain in 343. He was overthrown by the usurper Magnentius and killed in 350 while fleeing towards Hispania.

Constans I
Image: Ladislav Luppa · CC BY-SA 4.0 · Wikimedia Commons
Cite this entry
APA
The Epoch Institute. (2026). Constans I. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/constans-i
MLA
“Constans I.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/constans-i. Accessed .
Chicago
The Epoch Institute. “Constans I.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/constans-i.
Harvard
The Epoch Institute (2026) ‘Constans I’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/constans-i (Accessed: ).

Last reviewed October 2026Random entry ↻