Girl Name · Latin Origin
Jillian
Last reviewed: June 2026
Considering Jillian? It is a girl name whose meaning is "Youthful", rooted in Latin naming tradition, and ranks in our Top 1000 popularity tier. Phonetically it shares territory with Julian.
Names like Jillian
Frequently asked about Jillian
What does the name Jillian mean?
Jillian means "Youthful" and is of Latin origin.
What is the origin of Jillian?
Jillian originates in Latin naming tradition.
How do you pronounce Jillian?
Jillian has 7 letters and is most commonly stressed on the first syllable.
Is Jillian a boy's or girl's name?
Jillian is primarily used as a girl's name in US records.
How popular is Jillian in 2026?
In our 2026 popularity tracker, Jillian sits in the Top 1000 tier — distinctive but not obscure.
What names are similar to Jillian?
Names that share Jillian's sound and style include Julian, Jullian, Juliann, Juliana, Julianne.