Katherine Sonia Cayley (born 1926) (b. 1926) Parents Beatrice Elizabeth Eleanora Campbell-Renton Digby Coddington Cayley Children Clare Katharine Grace Mary ffrench Robuck John Peter Charles Mario ffrench, 8th Baron ffrench of Castle ffrench Rose Sofia Iris Mary ffrench Siblings Pauline Grace Cayley Amanda Beatrice Cayley Partners Peter ffrench, 7th Baron ffrench of Castle ffrench