Rhiannon vs Olivia

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

Name A

Rhiannon

Girl name · Rank #1310

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Name B

Olivia

Girl name · Rank #1

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Which name is more popular?

Metric Rhiannon Olivia
Current Rank #1310 #1
Total Births (all years) 15,325 553,664
Peak Year 1999 2014
Peak Year Births 651 19,836
Peak Decade 2000ss 2010ss
Gender Girl Girl
First Recorded Year 1974 1880

Births by Decade

Decade Rhiannon 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 1,666 7,849
1980ss 3,276 14,061
1990ss 3,833 75,913
2000ss 4,075 156,048
2010ss 1,443 184,528
2020ss 1,032 82,208

Recent Annual Births (2014–present)

Year Rhiannon Olivia
2014 134 19,836
2015 120 19,726
2016 142 19,409
2017 158 18,777
2018 150 18,055
2019 189 18,569
2020 204 17,682
2021 224 17,841
2022 219 16,654
2023 210 15,313
2024 175 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, 1974–2024.

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