Harriet E. MacGibbon, American actress (b. 1905)
Harriet MacGibbon (born Harriet E. McGibbon; October 5, 1905 – February 8, 1987) was an American film, stage and television actress best known for her role as the insufferably snobbish, "blue-blooded Bostonian" Mrs. Margaret Drysdale in the CBS sitcom The Beverly Hillbillies.