Michael Yorke Twisleton-Wykeham-Fiennes (1912-1989) (1912–1989) Parents Gerard Yorke Twisleton-Wykeham-Fiennes Gwendolen Gisborne Children Toby Jonathan Twisleton-Wykeham-Fiennes Peter Guilford Twisleton-Wykeham-Fiennes Siblings David Eustace Martindale Twisleton-Wykeham-Fiennes Gerry Fiennes John Fiennes Partners Jacqueline Guilford