Castro is a Romance (Italian, Portuguese, Spanish and Galician) word originally derived from Latin "Castrum", a pre-Roman military camp or fortification (cf: Greek: kastron; Proto-Celtic: *Kassrik; Breton: kaer, *kastro).

It may refer to:

Liliana Rezende de Castro (born June 29, 1979) is an Ecuadorian-born Brazilian actress. She was born in Quito, the capital of Ecuador, due to her father's job as a diplomat. Her family also lived in Italy and Venezuela, before relocating to Brazil. She began acting at ten years old and, realizing that it was her true passion, graduated in theatre. Her first professional acting role came in 1999 in the play As Fúrias.

Asamoah Gyan (born 22 November 1985 in Accra) is a Ghanaian professional footballer and a part-time rapper, who plays as a striker for Sunderland of the Premier League.

Gyan shot to prominence after scoring three goals at the 2010 FIFA World Cup, and also missing a crucial penalty kick in the last minute of extra-time in Ghana's quarter-final defeat by Uruguay.

Having signed for Udinese in 2003 from Ghanaian club Liberty Professionals located in his hometown of Accra, Gyan spent two years on loan at Serie B club Modena to gain match experience. Following some excellent displays during the 2006 World Cup, he attracted interest from Russian club Lokomotiv Moscow. Gyan returned to Udinese at the start of 2006, but on 17 February 2007, Udinese pulled out of a deal to sell him in the January transfer window. The striker was on the verge of signing a 3-year deal with Russian Club Lokomotiv Moscow for US$10.5m, the fourth largest transfer fee in Russian football history. "The striker Udinese targeted to replace me did not sign for them," Gyan told BBC Sport. "I've been told I will now have to stay in Italy for the rest of the season."

Fidel Alejandro Castro Ruz (Spanish: [fiˈðel ˈkastro]; born August 13, 1926) is a Cuban revolutionary and politician, having held the position of Prime Minister of Cuba from 1959 to 1976, and then President from 1976 to 2008. He also served as the First Secretary of the Communist Party of Cuba from the party's foundation in 1961 until 2011. Politically a Marxist-Leninist, under his administration the Republic of Cuba was converted into a one-party socialist state, with industry and business being nationalized under state ownership and socialist reforms implemented in all areas of society. On the international stage, he also served as the Secretary-General of the Non-Aligned Movement from 1979 to 1983 and 2006 to 2008.

Cristian Castro (born Cristian Sáez Castro or Cristian Valdez on December 8, 1974 in Mexico City), , referred to as Christian Castro or Cristian is a Grammy Award-nominated Mexican pop singer.

Born in Mexico City, he is the son of renowned actress and singer Verónica Castro and comedian Manuel "El Loco" Valdes. Castro also has a younger brother named Michelle Sáez Castro, his uncle is José Alberto "el Guero" Castro and his aunt is Beatriz Castro, who both are producers. As a baby, he made his acting debut with her during the telenovela named El Derecho de Nacer. Soon after, he appeared on a television commercial with her, and on the Mexican version of the broadway show Mame alongside the prominent actress Silvia Pinal.

Castro is one of the best selling Latin artists and has worked with renowned Latin producers including Kike Santander, Rudy Pérez, and Richard Daniel Roman.

Castro began his singing career in 1992 with the release of Agua Nueva. After appearing in several telenovelas and recording some albums as a teenager, Castro began his "internationalization" in 1993, starting with concerts in Puerto Rico. Castro dedicated a song to that country in his second album, Un Segundo En El Tiempo, titled "Puerto Rico" as a way of thanking the Puerto Rican public for supporting his career. He also modified his singing voice from the deep voice he employed in Agua Nueva to a softer one that he currently uses. His song, Nunca Voy a Olvidarte (I Will Never Forget You), became his first number-one hit at the Hot Latin Tracks charts in 1993 helped launched his career. Castro became an international teen idol and sex symbol almost instantly after he began touring, and he began what has been a fructiferous international singing career.