Margaret Gardiner (died 1825) (1796–1825) Parents Luke Gardiner, 1st Viscount Mountjoy Elizabeth Montgomery Children Richard Hely-Hutchinson, 4th Earl of Donoughmore Margaret Hely Hutchinson Siblings Charles Gardiner, 1st Earl of Blessington Louisa Gardiner unknown Gardiner Partners John Hely-Hutchinson, 3rd Earl of Donoughmore