top of page

James Spencer-Churchill (His Grace).

12th Duke of Marlborough(born 24 November 1955), styled Earl of Sunderland until March 1972 and Marquess of Blandford until October 2014, and often known as Jamie Blandford or Jamie Marlborough, is an English peer and the current Duke of Marlborough.

He is the eldest surviving son of the 11th Duke of Marlborough and his first wife, Susan Mary Hornby. As a member of the Spencer family, he is a distant relative of the war-time Conservative Prime Minister Sir Winston Churchill and of Diana, Princess of Wales, born Lady Diana Spencer. He is also a stepbrother of the late Christina Onassis, who was the stepdaughter of Jacqueline Kennedy Onassis, who was once married to U.S. President John F. Kennedy, by the second marriage of his father with Athina Livanos. He is also a descendant of the prominent American Vanderbilt family through his great-grandmother Consuelo Vanderbilt.

Spouse: Edla Griffiths.

Children: George Spencer-Churchill, Marquess of Blandford, Lady Araminta Spencer-Churchill, Lord Caspar Spencer-Churchill.

Parents: John, 11th Duke of Marlborough, Susan Mary Hornby

bottom of page