Uncover the origin, popularity, and more for any first name.
Jillian is a feminine given name, a diminutive of Jillian, which itself is derived from the Greek name Julian. Julian means 'youthful' or 'downy-bearded', referring to a young man with soft facial hair.
Both Jillian and Owen have a classic, timeless feel with similar origins in Celtic cultures.
Both names are popular choices with a strong yet gentle sound, creating a balanced sibling pair.
Sharing similar soft sounds and elegant feel, Claire complements Jillian beautifully as a sister's name.
Jillian and Ethan are both strong yet approachable names with common roots in biblical origins.