Rosemary Clare Marie Gabrielle Smyth-Osbourne (1921-1980) (1921–1980) Parents Elaine M. C. K. Gosselin Henry Percy Smyth-Osbourne Children Lady Louisa Cathcart Charles Cathcart, 7th Earl Cathcart Lady Charlotte Mary Cathcart Siblings Marcia Katherine Elaine Smyth-Osbourne Partners Alan Cathcart, 6th Earl Cathcart