Jillyn
Girl nameJillyn has been given to 171 babies in the U.S. since 1950. It peaked in 1976.
Popularity over time births per year, 1880–2025
Total babies
171
Peak year
1976 (10 babies)
Rank in 2025
Below top 1000
First recorded
1950
10-year trend
New / returning
Gender split
All girls
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Jillyn.
Sibling name ideas for Jillyn
Same era and popularity as Jillyn, avoiding matching initials or rhymes.
FAQ
How popular is the name Jillyn?
Jillyn has been given to 171 babies in the U.S. since 1950. It ranked below the top 1000 in 2025.
When did the name Jillyn peak?
Jillyn peaked in 1976, when 10 babies were given the name.
Is Jillyn a girl or boy name?
Jillyn is primarily a girl name (100% of babies named Jillyn are girls).
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