Eucherius of Lyon was a prominent 5th-century ecclesiastic and writer living in Roman Gaul. Born around 380, he eventually served as the Archbishop of Lyon, a position he held until his death in approximately 449. He is noted for his transition from a high-ranking official to an ascetic life, characterized by extreme self-denial and devotion. As a scholar and religious leader, he maintained connections with many influential figures of Late Antiquity and left behind a significant body of written work that influenced later theological interpretations.