Maria Isabel Arrieta Galvez or Maribel Arrieta ( August 22 , 1934 &ndash; August 31 , 1989 ) was a Salvadorian beauty queen where she represented her country at Miss Universe 1955 in Long Beach , California . Arrieta is most known for her strong resemblance of Marilyn Monroe , leading people to dub her as " the Marilyn Monroe of El Salvador " . Arrieta ultimately finish as first runner-up , losing to Hillevi Rombin , but not before taking home the title of " Miss Congeniality "
Miss Universe 1955
Miss Universe 1955
Maribel Arrieta