Rhiannan vs Rhiannon

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

Name A

Rhiannan

Girl name

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Name B

Rhiannon

Girl name · Rank #1300

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Which name is more popular?

Metric Rhiannan Rhiannon
Current Rank Unranked #1300
Total Births (all years) 171 15,539
Peak Year 1998 1999
Peak Year Births 14 651
Peak Decade 1990ss 2000ss
Gender Girl Girl
First Recorded Year 1978 1974

Births by Decade

Decade Rhiannan Rhiannon
1970ss 7 1,666
1980ss 36 3,276
1990ss 70 3,833
2000ss 58 4,075
2010ss — 1,444
2020ss — 1,245

Recent Annual Births (2014–present)

Year Rhiannan Rhiannon
2014 — 134
2015 — 120
2016 — 142
2017 — 158
2018 — 150
2019 — 189
2020 — 204
2021 — 224
2022 — 219
2023 — 210
2024 — 178
2025 — 210

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, 1978–2009.

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