Guell was Foreign Minister of Cuba from 1956 to 1959 and Prime Minister of Cuba from March 12, 1958 to January 1, 1959. He also served as the Cuban Ambassador to Mexico, Colombia, Brazil, Norway and the United Nations.
He was married 3 times. Two of his wives were Francisca Pubill and Juana Inigo. He had no children.
- Registro Social de la Habana 1958, Molina Y Cia., S.A.
- Cuban Information Archives
- Time Magazine, "End of a War", January 12, 1959
|Prime Minister of Cuba
March 12, 1958 – January 1, 1959
|Foreign Minister of Cuba
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