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Castor

Castor is a boy name with a rare feel, drawn from real birth records.

How common is Castor?

Recorded births named Castor by country

Country	Births on record
United States since 1880	390 births
England & Wales since 1996	18 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.

Castor's popularity over time

Babies named Castor per year — United States (1998–2025). United States peaked in 2016 (29/yr) · England & Wales peaked in 2022 (5/yr).

When was Castor popular?

Castor reached its peak in 2016, when it was the #8277 most popular baby name in the United States — making it a quintessential 2010s name.

Choosing Castor — together

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