Sandra Debonnaire Monson (born 1937) (b. 1937) Parents John Rosebery Monson, 10th Baron Monson Bettie Northrup Powell Children James William John Patterson Juliet Mary Patterson Annabel Kate Patterson Debonnaire von Bismarck Siblings John Monson, 11th Baron Monson Jeremy Monson Anthony John Monson Partners William Garry Patterson