Castillo is a Spanish surname meaning "castle".
As of 2014, the frequency of the surname Castillo was highest in the following countries:
In the United States, the frequency of Castillo was 1: 1,949. The frequency was higher than the national average in the following states:
1. Texas (1: 563)
2. New Mexico (1: 619)
3. California (1: 874)
4. Arizona (1: 1,156)
5. Hawaii (1: 1,222)
6. Florida (1: 1,639)
Notable people with the surname include:
Abelardo Castillo (contemporary), Argentine writer and editor
Alberto Castillo (catcher) (born 1970), Dominican professional baseball player
Alberto Castillo (performer) (1914–2002), Argentine tango singer and actor
Alberto Castillo (pitcher) (born 1975), Cuban professional baseball player
Alexandra Castillo (born 1971), actress
Alonso de Castillo Solórzano (1584–1647), Spanish novelist and playwright
Ana Castillo (born 1953), American novelist, poet, short story writer, and essayist
Antonio Cánovas del Castillo (1828–1897), Spanish politician and historian; assassinated
Benny Castillo (born 1966), American baseball player
Bernal Díaz del Castillo (1492–1581), Spanish conquistador
Braulio Castillo (born 1933), Puerto Rican telenovela actor
Braulio Castillo (baseball) (born 1968), Dominican professional baseball player
Braulio Castillo, hijo (born 1964), Puerto Rican actor
Brenda Castillo (born 1992), Dominican Republic volleyball player
Brian Castillo (born 1968), American musician, producer, and photographer
Carlos Castillo Armas (1914–1957), President of Guatemala 1954–1957; assassinated
Carlos Castillo Medrano (died 2013), Guatemalan politician
Christian Castillo (politician) (born 1967), activist in the Socialist Workers' Party (Argentina)
Christian Castillo (footballer) (born 1984), Salvadoran footballer
Chucho Castillo (1944–2013), Mexican professional boxer
Daniela Castillo (born 1982), Chilean pop singer and actress
Demetrio Castillo Duany (1856 - 1922), Cuban revolutionary, soldier, and politician
Edgar Castillo (born 1986), American playing football (soccer) for Mexico
Eliecer Castillo (born 1970), Cuban professional boxer
Eliseo Castillo (born 1975), Cuban professional boxer
Emil Castillo (born 1979)
Dominican/American singer,YouTube video producer/editor
Emilio Castillo (contemporary), American saxophone player and composer
Eugene F. Castillo (contemporary), Filipino-American orchestra conductor
Francisco Castillo Fajardo, Marquis of Villadarias (1642–1716), Spanish military general
Frank Castillo (1969–2013), American professional baseball player
Gil Castillo (born 1965), American martial arts fighter
Heberto Castillo (1928–1997), Mexican civil engineer and political activist
Irán Castillo (born 1977), Mexican actress
Jesús Castillo, Jr. (contemporary), professional wrestler
Joey Castillo (born 1966), American rock drummer
Jorge Castillo (artist) (born 1933), Spanish-Argentine painter and sculptor
Jorge Castillo (chef) (contemporary), Cuban-American chef and television personality
José de Jesús Castillo Rentería (1927–2013), Mexican Roman Catholic bishop
Jorge Del Castillo (born 1950), Peruvian lawyer and politician, Prime Minister of Peru
José Castillo (baseball) (born 1982), Venezuelan professional baseball player
José Castillo (Spanish Civil War) (1901–1936), Spanish Police Assault Guard lieutenant during the Second Spanish Republic
José del Castillo (1737–1793), Spanish painter in the Absolutism movement
José Luis Castillo (born 1973), Mexican professional boxer
Juan Castillo (American football) (born 1959), American football offensive line coach
Juan Castillo (pitcher) (born 1970), Venezuelan professional baseball player
Juan Guillermo Castillo, Uruguayan football (soccer) player
Juan Ignacio González del Castillo (1763–1800), Spanish author of comic theater
Karol Castillo (1989–2013), Peruvian beauty pageant winner
Kate del Castillo (born 1972), Mexican actress
Liset Castillo (born 1973), Cuban basketball player
Luis Castillo (American football) (born 1983), American professional football player
Luis Castillo (baseball) (born 1975), Dominican professional baseball player
Manny Castillo (born 1957), Dominican baseball player
Marcela Guerra Castillo (contemporary), served in the Chamber of Deputies 2003–2006
María de Jesús Castillo (born 1983), Mexican female footballer
Marino Vinicio Castillo (contemporary), Dominican lawyer and politician
Martín Castillo (born 1977), Mexican champion professional boxer
Marty Castillo (born 1957), American professional baseball player
Mark Castillo American physical education teacher at Saint Joseph's Notre Dame High School in Alameda, California.
Mary Castillo (born 1974), American author
Miguel Santín del Castillo (19th century), President of El Salvador 1858–1860
Nery Castillo (born 1984), Mexican professional football player
Oscar Castillo (born 1954), Argentine politician, former governor of Catamarca Province
Otto René Castillo (1936–1967), Guatemalan poet and revolutionary
Pilar del Castillo (born 1952), Spanish politician, Member of the European Parliament
Rafael Castillo, several people
Rainier Castillo (born 1985), Filipino actor
Ramiro Castillo (1966–1997), Bolivian professional football player
Ramón Castillo (1873–1944), President of Argentina 1942–1943
Randy Castillo (1950–2002), American rock drummer
Roberto Castillo, several people
Rosalio José Castillo Lara (born 1922), Venezuelan archbishop and cardinal; Vatican official
Ruben Castillo (boxer) (born 1957), American professional boxer
Ruben Castillo (judge), United States District Judge
Sandra M. Castillo (born 1962), Cuban-American poet
Segundo Castillo (born 1982), Ecuadoran professional football player
Sergio Badilla Castillo (born 1947), Chilean poet
Susie Castillo (born 1980), American beauty queen, Miss USA 2003
Tony Castillo (pitcher) (born 1963), former Major League Baseball left-handed relief pitcher
Tony Castillo (catcher) (born 1957), retired American baseball catcher
Valdemar Castillo (born 1946), Belizean politician
Welington Castillo (born 1987), Dominican baseball catcher
Fictional characters:
Eden and Cruz Castillo, couple on the American soap opera Santa Barbara
Jimena Castillo, from Daughters of the Moon (book series)
Lt. Martin Castillo, from Miami Vice
Richard Castillo, Star Trek character
Zoë Castillo, character from the computer game Dreamfall: The Longest Journey
