The name Selene is a girl's name of Greek origin meaning "moon goddess". Selene is ranked #917 on our popularity charts and is often added to lists like Mythology Baby Names for Girls and discussed in our forums with posts like "Girls Makeover - Two Middles".
From the experts:
Selene may be the mythological Greek original, but Latin variation Selena is used more often in the US these days. Selene is the Greek goddess of the moon, sister of Helios the sun god. Selene is also sometimes called Cynthia and Phoebe. The name may be related to the word selas, which means light, and is one of the loveliest of the Greek goddess names.