EtymologyErastos is the original Greek form of the name Erastus, derived from the Greek word erastos (ἐραστός), meaning "beloved" or "lovely." The name reflects a common Greek pattern of forming adjectives from the verb erāō ("to love"), and it conveys a sense of endearment and affection. In the New Testament, the name appears in its Latinized form, Erastus, referring to a companion of the Apostle Paul. New Testament ContextThe name Erastos is primarily known through its New Testament bearer, Erastus, a Christian assistant to Paul mentioned in three passages: Acts 19:22, Romans 16:23, and 2 Timothy 4:20. According to these texts, Erastus served as a treasurer of Corinth and was sent by Paul to Macedonia along with Timothy. The mention in Romans suggests he was a figure of some standing in the early church. Paul's root name, Paul (from Latin Paulus meaning "small"), highlights the Pauline association that gave Erastus early Christian prominence. It is possible that Erastos was a common Greek name that was adopted by early Christians due to its positive meaning and New Testament ties. Notable BearersNo widely known historical figures bear the exact form Erastos; however, the Latin form Erastus has appeared in various contexts. One notable bearer was Thomas Erastus (1524–1583), a Swiss theologian and physician after whom Erastianism (the doctrine of state supremacy over ecclesiastical affairs) was named. In modern times, the name has been rare but occasionally used globally, particularly in regions with strong Christian or classical traditions. The related name Rastus, a diminutive variant, appears partially in American contexts. Cultural SignificanceAs a name of Greek classical origin transmitted through the New Testament, Erastos falls into the category of biblical names that carry early Christian heritage without widespread modern usage. Its meaning of "beloved" aligns with other theological names centered on divine love. In Eastern Orthodox tradition, Erastos is sometimes recognized among the Seventy Disciples, though historically this identification is uncertain. The name remains more significant in scholarly and religious contexts than in popular naming, making it a learned, historically rich choice on the fringes of onomastics. Meaning: Beloved, lovelyOrigin: Ancient GreekType: Given name (masculine)Usage regions: Greek-speaking Roman Empire, Biblical context