Sir Walter Riddell, 4th Baronet British baronet (1664–1747) Parents Helen Morison Sir John Riddell of that Ilk, 3rd Bt. Children Robert Riddell unknown daughter Riddell Sir Walter Riddell of that Ilk, 5th Bt. Thomas Riddell Eleanor Riddell William Riddell Sarah Riddell Siblings Christian Riddell William Riddell Partners Mary Watt