Arwen \a-rwen, ar-wen\ as a girl's name is of Welsh origin, and the meaning of Arwen is "muse". Variant of Arwyn. Literary: an elf maiden in Tolkien's "Lord of the Rings", where in the elven language, Arwen means "noble woman".

Arwen has 1 variant form: Arwyn.

Baby names that sound like Arwen are Aren, Arena, Arene, Arin, Eirwen, Iren, Ireen and Aireen.