Epimetheus is a Greek masculine name derived from the Greek word ἐπιμήθεια (epimetheia), meaning “hindsight, hindthought.” In Greek mythology, Epimetheus was one of the Titans, son of Iapetus, and brother of Prometheus. Together, the pair serve as archetypes for two contrasting modes of human thought: Prometheus embodies foresight (forethought), while Epimetheus represents afterthought (hindsight). Despite his name’s wisdom-related meaning, Epimetheus is typically portrayed as inept and foolish, lacking his brother’s cleverness. Etymology The name is formed from Greek epi- (“after” or “later”) and mēthis, related to “forethought” naming in the root Prometheus (pro- “before”; mēthis). Hence, while Prometheus signifies foresight, Epimetheus specifies afterthought. The roots are characteristic of Indo-European compounding common in theonoms. Mythology The best-known role of Epimetheus is in the Pandora myth: according to ancient sources, he accepted Pandora (crafted by the gods) from his brother, ignoring Prometheus’s warning not to receive gifts from Zeus. Subsequently, she opened a jar (κανοϑ, often erroneously translated “box”) that released all plagues onto the world, leaving only hope behind. Epimetheus was blamed for his gullibility and shortsightedness. Another account, recorded in Plato’s Protagoras, tells that when Epimetheus and Prometheus were charged with equipping animal species, Epimetheus exhaustively bestowed desirable traits (e.g., speed, might) on animals but left the human race unequipped. Prometheus intervened, stealing divine fire to save mankind. Notable Uses As a given name, Epimetheus remains uncommon, largely restricted to family circulation among classicists. A mythological relexicalization provides the name of one of Saturn’s moons, Epimetheus (readopted alongside co‑orbital moon Janus). Key Facts Meaning: Afterthought, hindsight Origin: Ancient Greek Type: Given name (mythological figure) Related: Prometheus (brother), Pandora’s husband Regions: Greek, inherited by Western culture