Desmond Guinness

Desmond Walter Guinness (8 September 1931 – 20 August 2020) was an Anglo-Irish author of Georgian art and architecture, a conservationist and the co-founder of the Irish Georgian Society. He was the second son of the author and brewer Bryan Guinness, 2nd Baron Moyne, and his then wife Diana Mitford (later Lady Mosley).

In 1958, he bought Leixlip Castle, Leixlip, County Kildare, Ireland, where he lived with both his first wife, Princess Henriette Marie-Gabrielle von Urach, generally known as Mariga, and later his second wife, the former Penelope Cuthbertson, whom he married in 1984. Provided by Wikipedia