What does Castro mean and where does it come from?
The name Castro is of Spanish origin, meaning 'castle' or 'fortress'. It is traditionally a surname but is used as a given name as well. The name refers to places that were fortified and often implies strength and resilience. Castro is a common surname in Spanish-speaking countries and is well known
Cultural significance
Castro has been a cherished name across cultures, particularly in Spanish-speaking communities, where it reflects values of castle.
Peak popularity
Reached #5690 in 1978 — currently #1213 in the US.
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Related Reading
Spanish-origin baby names with timeless appeal
Browse names →What middle names flow best with Castro?
Castro works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Castro Grace
Most popular combo · classic
Castro Rose
Floral · soft ending
Castro Mae
Sweet · timeless
Castro Claire
French influence · crisp
Castro Jane
Literary · strong
Castro Skye
Modern · airy feel
How popular is Castro right now?
Holding steady — currently #1213 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2023 | #1213 | 987 | ▲ up 5 · +2% births |
| 2022 | #1218 | 967 | ▲ up 5 · +3% births |
| 2021 | #1223 | 937 | — |
The story of Castro
Castro is a relatively modern name, first appearing in US records in 1978. With 6 total births recorded, Castro remains relatively uncommon. The name has grown more popular over time, rising from #1223 in 2021 to #1213 in 2023.
Names that peaked alongside Castro in 1978:
💎Castro has only 6 total recorded births since 1978 — rarer than 99% of names in our database.
What are good nicknames for Castro?
Famous people named Castro
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Castro (Spanish saint)
Castro helped establish this name across the Spanish-speaking Catholic world.
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Castro (Flamenco artist)
Castro carried this name in the vibrant tradition of Spanish music and dance.
C(
Castro (Latin American historical figure)
Castro used this name across South and Central America as Spanish naming traditions spread.
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Castro (Spanish royal)
Castro held this name in the Spanish Crown, giving it aristocratic resonance across the Hispanic world.
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Celebrity Names
What celebrities named their babies in 2024
Explore →What names sound and feel like Castro?
Based on sound, origin, and style — parents who love Castro also consider these
Common questions about the name Castro
What does the name Castro mean?
Castro means "castle" — a name rooted in Spanish tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Castro?
Castro is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Castro?
Castro originates from Spanish tradition. Spanish names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Castro?
Castro is a two-syllable name pronounced K AE1 S T R OW0. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
Is Castro a common or rare name?
Castro is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.