Lady Irene Pratt (1906-1976) (1906–1976) Parents Joan Pratt, Marchioness Camden John Pratt, 4th Marquess Camden Children Alick Cubitt Peter Crawfurd Siblings Lord Roderic Pratt Lady Fiona Pratt John Pratt, 5th Marquess Camden Partners James Clark Archibald Cubitt Charles Crawfurd