Margaret Hilda Thatcher, Baroness Thatcher, LG, OM, DStJ, PC, FRS, HonFRSC (née Roberts; 13 October 1925 – 8 April 2013), was Prime Minister of the United Kingdom from 1979 to 1990 and Leader of the Conservative Party from 1975 to 1990. The longest-serving British prime minister of the 20th century, she was the first woman to hold that office.

Margaret Thatcher [ˈ m ɑ ː ɡ r ɪ t ˈ θ a t ʃ ə (ɹ)] [a], baronne Thatcher, née Margaret Hilda Roberts le 13 octobre 1925 à Grantham et morte le 8 avril 2013 à Londres, est une femme d'État britannique, Première ministre du Royaume-Uni du 4 mai 1979 au 28 novembre 1990.. Fille d'un épicier et d'une couturière, elle est chimiste au Somerville College (Oxford), puis avocate.

People. Thatcher baronets, a baronetcy created for Denis Thatcher, the husband of Margaret Thatcher; Surname. America Iglesias Thatcher (1907–1989), Puerto-Rican labor activist; Ben Thatcher (born 1975), retired Welsh footballer; Betty Thatcher (1944–2011), English writer and lyricist; Carol Thatcher (born 1953), daughter of Margaret Thatcher; Colin Thatcher (born …