Castulo is a boy name with a rare feel, drawn from real birth records.
| Country | Births on record |
|---|---|
| United States since 1880 | 116 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.
Babies named Castulo per year — United States (1914–2018). United States peaked in 1924 (9/yr).
Castulo reached its peak in 1924, when it was the #6127 most popular baby name in the United States — making it a quintessential 1920s name.
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