Margaretta Large Fitler Murphy Rockefeller ( June 9 , 1926 -- May 19 , 2015 ) , known as Happy Rockefeller , was a philanthropist and the second wife of former Governor of New York and Vice President of the United States Nelson Aldrich Rockefeller ( 1908 -- 1979 ) .
Margaretta Large Fitler Murphy Rockefeller ( June 9 , 1926 -- May 19 , 2015 ) , best known as Happy Rockefeller , was the widow of Nelson Aldrich Rockefeller , who was the 41st Vice President of the United States and the Governor of New York .