Alexander Campbell Geddes (1911-1972) (1911–1972) Parents Isabella Gamble Ross Auckland Geddes, 1st Baron Geddes Children Stephen George Geddes Margaret Campbell Geddes Alexander James Campbell Geddes Jean Campbell Geddes Christina Helen Campbell Geddes Andrew Geddes Camilla Joanna Isabella Geddes Caroline Anne Campbell Geddes Diana Elizabeth Campbell Geddes Siblings Princess Margaret, Hereditary Grand Duchess of Hesse and by Rhine David Campbell Geddes John Reay Campbell Geddes Ross Campbell Geddes, 2nd Baron Geddes Partners Marie-Anne Helene Emanuela Altgräfin zu Salm-Reifferscheidt-Krautheim und Dyck Margaret Kathleen Addis