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Declan

Declan is a boy name with a modern feel, drawn from real birth records.

How common is Declan?

Recorded births named Declan by country

Country	Births on record
United States since 1880	58,950 births
England & Wales since 1996	11,657 births
Ireland since 1964	10,909 births

Counts come from national birth registrations: the U.S. Social Security Administration, England & Wales (ONS) and Ireland (CSO). Coverage spans differ, so totals aren't directly comparable across countries.

Declan's popularity over time

Babies named Declan per year — United States (1951–2025). United States peaked in 2019 (4,007/yr) · England & Wales peaked in 1997 (942/yr) · Ireland peaked in 1971 (574/yr).

When was Declan popular?

Declan reached its peak in 2019, when it was the #159 most popular baby name in the United States — making it a quintessential 2010s name.

Choosing Declan — together

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