Margaret Thatcher (1925–2013) was Prime Minister of the United Kingdom from 1979 to 1990.

Margaret Thatcher may also refer to:

In fiction Inspector Margaret Thatcher, a character on the television series Due South Margaret Thatcher, a character in the television series The Adventures of Tom Sawyer "Margaret Thatcher", an episode of The Mindy Project

Other Margaret Doris "Margot" Thatcher (née Kempson, 1918–1996), first wife of Denis Thatcher

See also

Iron Lady (disambiguation) Thatcher (disambiguation)