Skip to content

The surname Castro

A Spanish surname, carried by 184,134 people in the United States.

Pronounced /ˈkæstɹoʊ/ 2 syllables Soundex C236

Castro: #138 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#1,000Archer#10,001Dubon Castro #138, 184,134 people Castro: #138 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#1,000Archer Castro #138, 184,134 people
Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Castro is more common than 99.9% of them.

Origin

Spanish origin

Borrowed from Spanish Castro. The neighborhood is named after Californio politician José Castro (1808–1860).

One of 992 Spanish surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 184,134 people named Castro in the United States in 2010, about 1 in every 1,677 Americans. That is up 38% since 2000, when the Census counted 133,254.

#138
rank among US surnames
184,134
people in 2010
62
per 100,000 Americans
+38.2%
change since 2000 (was #194)
RankSurnamePeople1 in
#129Herrera192,7111,602
#130Gibson190,6671,619
#131Ellis188,9681,634
#132Tran188,4981,638
#133Medina188,4971,638
#134Aguilar186,5121,655
#135Stevens185,6741,663

Who is named Castro

Race and Hispanic origin as people reported it in the 2010 Census

87% of people named Castro identified as Hispanic or Latino (any race), 7.3% as white (not Hispanic) and 3.7% as Asian and Pacific Islander.

  • Hispanic or Latino (any race) 87%
  • White (not Hispanic) 7.3%
  • Asian and Pacific Islander 3.7%
  • Black (not Hispanic) 0.7%
  • Two or more races 0.6%
  • American Indian and Alaska Native 0.2%

Compare: most common surnames among Hispanic and Latino Americans.

Famous Castros

29 notable people on Wikidata, most written-about first

  • Julián Castro
    16th Secretary of Housing and Urban Development and 181st Mayor of San Antonio
  • Hélio Castroneves
    Brazilian racecar driver, born 1975
  • Raquel Castro
    American actress and singer, born 1994
  • Raúl Héctor Castro
    American judge (1916-2015)
  • Santiago Castro
    Argentine association football player, born 2004
  • Lucas Castro
    Argentine professional footballer, born 1989
  • Eduardo Viveiros de Castro
    Brazilian anthropologist, born 1951
  • David Castro
    American actor, born 1996
  • Juan José Castro
    Argentine musician, composer, condutro, violinist and pianist (1895–1968)
  • Jorge Fernando Castro
    Argentine boxer (1967–2026)
  • Alessio Castro-Montes
    Association football player, born 1997
  • Luciano Castro
    Argentine actor, born 1975

Notable Castros come mostly from Argentina (9), the United States (8) and Brazil (8).

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Castro

Castro has the Soundex code C236, the code US census indexes have used since the 1930s. Every surname with code C236.

Other Spanish surnames

Questions

Where does the surname Castro come from?
Borrowed from Spanish Castro. The neighborhood is named after Californio politician José Castro (1808–1860).
How common is the surname Castro?
184,134 people in the United States had the surname Castro in the 2010 Census, about 1 in every 1,677 Americans. It ranked 138th of 162,253 surnames.
What ethnicity is the surname Castro?
In the 2010 Census, 87% of people named Castro identified as Hispanic or Latino (any race), and 7.3% as white (not Hispanic).
Who is the most famous person named Castro?
Julián Castro, 16th Secretary of Housing and Urban Development and 181st Mayor of San Antonio, followed by Hélio Castroneves.
Where is the surname Castro most common?
Wikidata records people named Castro in Argentina, the United States and Brazil and 3 other countries.
How do you pronounce Castro?
Castro is /ˈkæstɹoʊ/, 2 syllables.
Is the surname Castro getting more or less common?
More common. 133,254 people carried it in the 2000 Census and 184,134 in 2010, up 38%.