Jillann vs Jillian

Side-by-side comparison of Jillann and Jillian — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Jillann

Girl name

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Name B

Jillian

Girl name · Rank #1130

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Which name is more popular?

Metric Jillann Jillian
Current Rank Unranked #1130
Total Births (all years) 126 83,197
Peak Year 1967 1982
Peak Year Births 10 3,056
Peak Decade 1960ss 1980ss
Gender Girl Girl
First Recorded Year 1961 1944

Births by Decade

Decade Jillann Jillian
1940ss — 37
1950ss — 86
1960ss 54 333
1970ss 45 4,661
1980ss 27 25,446
1990ss — 19,725
2000ss — 22,822
2010ss — 8,730
2020ss — 1,357

Recent Annual Births (2014–present)

Year Jillann Jillian
2014 — 848
2015 — 721
2016 — 602
2017 — 525
2018 — 383
2019 — 353
2020 — 267
2021 — 253
2022 — 232
2023 — 214
2024 — 214
2025 — 177

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 1961–1989.

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