Ian Hamilton McCorquodale, who died 10 February, 2023, aged 85, was a scion of that landed family, son of the romantic novelist Dame Barbara Cartland, and a half-brother of Raine, Countess Spencer.
Mr McCorquodale was sometime chairman of Debrett's Peerage, and publisher of his mother's vast output of romantic writings. He had been in poor health having suffered several strokes in the early years after his second marriage.
He was born 11 Oct, 1937, the elder son of Hugh McCorquodale, MC (1898-1963), and Dame (Mary) Barbara Hamilton Cartland, DBE (1901-2000).
His elder half-sister, Raine (1929-2016), married 1stly, 21 July, 1948 (div 1976), the 9th Earl of Dartmouth (1924-97); married 2ndly, 14 July, 1976, Edward John, 8th Earl Spencer, MVO (1924-92).
He married firstly, in 1970 (div 1993), Anna Chisholm (born 1941), daughter of Squadron Leader John Harry McKellar Chisholm, RAF (1918-1944), and his wife the former Patricia Lorraine Hulton-Harrop (1915-1964); and married 2ndly, in Sept, 2000, Bryony Jane Susan St John Brind (1960-2015), the ballerina, daughter of Maj Roger Michael Atchley Brind (b 1934), the Royal Marines, and his wife the former Jennifer M. St John Grey (b circa 1931).
From his first marriage he leaves two daughters, Tara and Iona.