Reilly vs Olivia

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

Name A

Reilly

Girl name · Rank #2726

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Name B

Olivia

Girl name · Rank #1

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Which name is more popular?

Metric Reilly Olivia
Current Rank #2726 #1
Total Births (all years) 5,467 553,664
Peak Year 1998 2014
Peak Year Births 379 19,836
Peak Decade 2000ss 2010ss
Gender Girl Girl
First Recorded Year 1978 1880

Births by Decade

Decade Reilly Olivia
1880ss — 618
1890ss — 1,099
1900ss — 1,575
1910ss — 3,545
1920ss — 4,982
1930ss — 3,922
1940ss — 7,201
1950ss — 6,100
1960ss — 4,015
1970ss 6 7,849
1980ss 108 14,061
1990ss 1,596 75,913
2000ss 2,437 156,048
2010ss 996 184,528
2020ss 324 82,208

Recent Annual Births (2014–present)

Year Reilly Olivia
2014 89 19,836
2015 90 19,726
2016 99 19,409
2017 75 18,777
2018 72 18,055
2019 81 18,569
2020 81 17,682
2021 65 17,841
2022 65 16,654
2023 50 15,313
2024 63 14,718

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, 1978–2024.

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