What is "d'estaing"

d'Estaing is a surname that can refer to:

• Anne-Aymone Giscard d'Estaing (born 1933)
• Charles Hector, comte d'Estaing (1729–1794), French admiral serving in the American and French revolutions
• Guillaume-Hugues d'Estaing (d. 1455), French cardinal, archdeacon of Metz.
• Henri Giscard d'Estaing (born 1956)
• Louis Giscard d'Estaing (born 1958)
• Olivier Giscard d'Estaing (born 1927)
• Valéry Giscard d'Estaing (born 1926), President of the French Republic