Eulampios is a masculine given name of Greek origin. It is derived from the elements eu (meaning "good") and lampo (meaning "to shine"), combining to convey the sense of "good shining" or "bright with goodness." The name belongs to a 4th-century Christian saint who was martyred alongside his sister, Eulampia, during the persecution of Christians under the Roman emperor Maximian. The siblings, known for their steadfast faith, were said to have been tortured and executed in Nicomedia (modern-day İzmit, Turkey) around the year 310 AD. Their story is recounted in Eastern Orthodox and Catholic hagiographies, and they are venerated as saints on October 10 in the Eastern tradition. The name Eulampios is rare outside specific Christian contexts, particularly among Greek Orthodox communities. Its feminine equivalent, Eulampia, is similarly connected to the same saintly pair. The etymological root lámpō is also found in other Greek-derived names such as Lampetia and in the word "lamp," further emphasizing the imagery of light. Though not widely used in modern times, Eulampios preserves an ancient tradition of names carrying symbolic moral virtues—in this case, the fusion of goodness and radiance. Notable bearers are primarily religious figures from early Christian history. Aside from Saint Eulampios himself, later monks and clergy in the Byzantine Empire occasionally adopted the name. However, it did not gain popularity as a given name in broader Western Europe, remaining largely confined to Hellenized Christian communities. Today, Eulampios may be encountered occasionally in Greece or among the Greek diaspora, often chosen by parents seeking a distinctive name with deep historical and religious meaning. Cultural Significance In the traditional liturgical calendar, Saint Eulampios is commemorated on October 10 in the Eastern Orthodox faith, together with his sister Eulampia. Their relics are reputedly preserved in the Monastery of Osios Loukas in Phocis, Greece. The name thus carries connotations of martyrdom, sibling piety, and the triumph of goodness through suffering—a reflection of the elementary meaning of "good" and "light." Meaning: "Good light" or "bright with goodness" Origin: Greek (eu + lampo) Type: Given name Usage regions: Predominantly in Greek Orthodox tradition