Isabel Dillon (born 1942) (b. 1942) Parents Michael Eric Dillon, 20th Viscount Dillon of Costello-Gallin Irène Marie Merandon du Plessis Children Frances Cobbe Rose Cobbe Thomas Cobbe Henry Cobbe Siblings Patrick Dillon Madeleine Marie Dillon Charles Dillon, 21st Viscount Dillon of Costello-Gallin Richard Dillon Michael Dillon Inés Dillon Rosaleen Dillon Partners Alec Cobbe