Su vs Susan

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

Name A

Su

Girl name

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Name B

Susan

Girl name · Rank #1129

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Which name is more popular?

Metric Su Susan
Current Rank Unranked #1129
Total Births (all years) 691 1,123,232
Peak Year 1957 1955
Peak Year Births 22 47,419
Peak Decade 1950ss 1950ss
Gender Girl Girl
First Recorded Year 1935 1880

Births by Decade

Decade Su Susan
1880ss — 3,231
1890ss — 3,612
1900ss — 3,447
1910ss — 6,814
1920ss — 8,408
1930ss 13 21,028
1940ss 91 212,014
1950ss 141 437,773
1960ss 91 287,661
1970ss 69 88,310
1980ss 66 30,547
1990ss 62 10,893
2000ss 61 5,312
2010ss 80 3,047
2020ss 17 1,135

Recent Annual Births (2014–present)

Year Su Susan
2014 7 327
2015 15 300
2016 10 306
2017 11 276
2018 — 235
2019 7 244
2020 5 262
2021 — 226
2022 7 211
2023 5 223
2024 — 213

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, 1935–2023.

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