Willoughby vs William

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

Name A

Willoughby

Boy name · Rank #12446

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Name B

William

Boy name · Rank #10

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Which name is more popular?

Metric Willoughby William
Current Rank #12446 #10
Total Births (all years) 223 4,189,004
Peak Year 1923 1947
Peak Year Births 15 67,001
Peak Decade 1920ss 1950ss
Gender Boy Boy
First Recorded Year 1915 1880

Births by Decade

Decade Willoughby William
1880ss — 84,881
1890ss — 72,244
1900ss — 69,320
1910ss 32 303,018
1920ss 82 512,402
1930ss 29 416,728
1940ss 23 556,469
1950ss 11 591,226
1960ss — 421,411
1970ss — 283,415
1980ss — 248,286
1990ss — 217,818
2000ss — 194,404
2010ss 34 159,945
2020ss 12 57,437

Recent Annual Births (2014–present)

Year Willoughby William
2014 6 16,847
2015 6 15,945
2016 — 15,808
2017 — 15,042
2018 6 14,645
2019 — 13,649
2020 — 12,673
2021 7 12,166
2022 — 11,349
2023 — 10,653
2024 5 10,596

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, 1915–2024.

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