William Arbuthnott (born 1927) (b. 1927) Parents Ursula Collingwood Keith Arbuthnott, 15th Viscount of Arbuthnott Children Charles Arbuthnott Elizabeth Arbuthnott Georgina Arbuthnott Siblings Christian Keith Arbuthnott Hugh Sinclair Arbuthnott John Arbuthnott, 16th Viscount of Arbuthnott Partners Sonja Thomson