Richard John Marker (born 1953) (b. 1953) Parents Ruth Gertrude Marker John Guy Salusbury-Trelawny Children Angela Nicole Marker Joanna Petronela Marker Karissa Ann Marker Stephanie Michelle Marker Siblings Peter Michael Salusbury-Trelawny Jill Margaret Salusbury-Trelawny Patrick Charles Salusbury-Trelawny Daphne Ann Salusbury-Trelawny Partners Petronela Johana van der Mortel