December vs Declan

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

Name A

December

Girl name · Rank #5167

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Name B

Declan

Boy name · Rank #131

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Which name is more popular?

Metric December Declan
Current Rank #5167 #131
Total Births (all years) 1,586 55,965
Peak Year 2012 2019
Peak Year Births 46 3,971
Peak Decade 2010ss 2010ss
Gender Girl Boy
First Recorded Year 1960 1951

Births by Decade

Decade December Declan
1950ss — 27
1960ss 64 70
1970ss 160 54
1980ss 225 144
1990ss 299 1,135
2000ss 320 7,268
2010ss 357 31,104
2020ss 161 16,163

Recent Annual Births (2014–present)

Year December Declan
2014 43 3,321
2015 40 3,587
2016 32 3,622
2017 34 3,469
2018 34 3,812
2019 30 3,971
2020 35 3,601
2021 37 3,646
2022 32 3,344
2023 32 2,814
2024 25 2,758

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, 1960–2024.

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