Leonhard vs Leo

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

Name A

Leonhard

Boy name

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Name B

Leo

Boy name · Rank #24

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Which name is more popular?

Metric Leonhard Leo
Current Rank Unranked #24
Total Births (all years) 64 251,760
Peak Year 1932 2022
Peak Year Births 8 8,290
Peak Decade 1910ss 2010ss
Gender Boy Boy
First Recorded Year 1917 1880

Births by Decade

Decade Leonhard Leo
1880ss — 2,098
1890ss — 4,691
1900ss — 5,629
1910ss 18 26,656
1920ss 17 36,960
1930ss 13 22,864
1940ss — 16,962
1950ss — 15,537
1960ss — 9,485
1970ss — 5,365
1980ss — 4,542
1990ss — 4,738
2000ss — 12,274
2010ss 11 44,700
2020ss 5 39,259

Recent Annual Births (2014–present)

Year Leonhard Leo
2014 — 3,976
2015 — 4,602
2016 — 5,299
2017 — 5,965
2018 6 6,772
2019 — 7,501
2020 — 7,222
2021 — 7,802
2022 — 8,290
2023 5 8,152
2024 — 7,793

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, 1917–2023.

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