Gilgamesh

Origin: Akkadian, Sumerian

Meaning: though the meaning is not clear, I’ve seen it listed as meaning something to the effect of “the ancestor is a young man” or “may the (mature) man become a young man again”.

Variants: Bilgamesh (Sumerian); Gilgamos (Greek)

The eponymous hero of the Epic of Gilgamesh, an epic poem believed to be the oldest surviving work of Western literature; it’s believed that he was based on a real historical figure.