Unk vs Unknown

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

Name A

Unk

Boy name

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Name B

Unknown

Boy name · Rank #3149

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Which name is more popular?

Metric Unk Unknown
Current Rank Unranked #3149
Total Births (all years) 37 9,827
Peak Year 1995 1954
Peak Year Births 9 549
Peak Decade 1990ss 1950ss
Gender Boy Boy
First Recorded Year 1967 1880

Births by Decade

Decade Unk Unknown
1880ss — 51
1890ss — 97
1900ss — 98
1910ss — 211
1920ss — 149
1930ss — 64
1940ss — 711
1950ss — 4,206
1960ss 5 762
1970ss 5 196
1980ss — 443
1990ss 27 1,296
2000ss — 412
2010ss — 789
2020ss — 342

Recent Annual Births (2014–present)

Year Unk Unknown
2014 — 78
2015 — 60
2016 — 50
2017 — 67
2018 — 85
2019 — 77
2020 — 60
2021 — 84
2022 — 83
2023 — 77
2024 — 38

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, 1967–1998.

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