MARCO ANTONIO RUBIO WAS BORN IN MIAMI, FLORIDA; HIS PARENTS WERE CUBANS WHO IMMIGRATED TO THE UNITED STATES IN 1956, PRIOR TO THE RISE OF FIDEL CASTRO IN JANUARY 1959.[5] HIS MOTHER MADE AT LEAST FOUR TRIPS BACK AFTER CASTRO’S VICTORY, INCLUDING FOR A MONTH IN 1961.[5] NEITHER OF HIS PARENTS WAS A U.S. CITIZEN AT THE TIME OF RUBIO'S BIRTH,[6] BUT HIS PARENTS APPLIED FOR U.S. CITIZENSHIP AND WERE NATURALIZED IN 1975.[5]