Girl Name · Latin Origin
Gillian
Last reviewed: June 2026
Gillian is a girl baby name of Latin origin, meaning "Youthful". It currently sits in the Rare tier of US baby names for 2026, and parents who love Gillian often also consider Gaylan.
Names like Gillian
Frequently asked about Gillian
What does the name Gillian mean?
Gillian means "Youthful" and is of Latin origin.
What is the origin of Gillian?
Gillian originates in Latin naming tradition.
How do you pronounce Gillian?
Gillian has 7 letters and is most commonly stressed on the first syllable.
Is Gillian a boy's or girl's name?
Gillian is primarily used as a girl's name in US records.
How popular is Gillian in 2026?
In our 2026 popularity tracker, Gillian sits in the Rare tier — an uncommon, standout choice.
What names are similar to Gillian?
Names that share Gillian's sound and style include Gaylan, Giuliana, Gilman, Glenna, Gaylon.