The Graaff Baronetcy, of Cape Town in the Cape of Good Hope Province of the Union of South Africa, is a title in the Baronetage of the United Kingdom. It was created on 6 February 1911 for the South African businessman and politician David Pieter de Villiers Graaff. His son, the second Baronet, was also a politician and served as Leader of the United Party between 1956 and 1977.
The baronetcy is one of twelve conferred on South Africans between 1841 and 1924.
The heir presumptive is the present holder's brother Robert Graaff (born 1974).