Catherine Douglas, Baroness Glenbervie British courtier (1760–1817) Parents Frederick North, 2nd Earl of Guilford Anne Speke Children Frederick Sylvester North Douglas Siblings Lady Anne North George North, 3rd Earl of Guilford Lady Charlotte North Francis North, 4th Earl of Guilford Frederick North, 5th Earl of Guilford Partners Sylvester Douglas, 1st Baron Glenbervie
