Caitriona vs Caitlyn

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

Name A

Caitriona

Girl name · Rank #12527

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Name B

Caitlyn

Girl name · Rank #2347

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Which name is more popular?

Metric Caitriona Caitlyn
Current Rank #12527 #2347
Total Births (all years) 261 52,531
Peak Year 2018 1998
Peak Year Births 17 2,937
Peak Decade 2000ss 1990ss
Gender Girl Girl
First Recorded Year 1987 1968

Births by Decade

Decade Caitriona Caitlyn
1960ss — 5
1970ss — 71
1980ss 8 4,474
1990ss 66 21,991
2000ss 97 19,781
2010ss 67 5,652
2020ss 23 557

Recent Annual Births (2014–present)

Year Caitriona Caitlyn
2014 — 692
2015 11 494
2016 5 249
2017 9 232
2018 17 206
2019 10 198
2020 — 127
2021 5 126
2022 11 123
2023 — 103
2024 7 78

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, 1987–2024.

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