Guillén
Guillén or Guillen is the surname of the following people:
- Abraham Guillén (1913–1993 (?)), Spanish journalist, economist and political scientist
- Alonso de Guillén , also Alonso de Contreras (1582–1641), Spanish adventurer, soldier and writer
- Carlos Guillén (* 1975), Venezuelan baseball player
- Claudio Guillén (1924–2007), Spanish-American literary scholar
- Ezequiel Cárdenas Guillén (1962-2010), alleged Mexican criminal and one of the two leaders of the Gulf cartel
- Fernando Guillén (1932–2013), Spanish actor
- Fernando Guillén Cuervo (* 1963), Spanish actor
- Gabriel Guillén , Venezuelan guitarist
- Harvey Guillen , American actor
- Joaquín Espín y Guillén (1812–1881), Spanish composer and musician
- Jorge Guillén (1893–1984), Spanish poet
- Marco Guillén (* 1987), Costa Rican racing cyclist
- Néstor Guillén (1890–1966), Bolivian politician
- Nicolás Guillén (1902–1989), Cuban poet
- Oscar Gerardo Fernández Guillén (* 1949), Costa Rican clergyman, Bishop of Puntarenas
- Osiel Cárdenas Guillén (* 1967), Mexican drug trafficker
- Palma Guillén y Sánchez (1898–1975), Mexican ambassador
- Rafael Guillén (* 1933), Spanish poet
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