William Cadogan, 1st Earl Cadogan military officer in the army of John Churchill, 1st Duke of Marlborough (1675-1726) (1675–1726) Parents Bridget Waller Henry Cadogan Children Sarah Lennox, Duchess of Richmond and Lennox Lady Margaret Cadogan Siblings Charles Cadogan, 2nd Baron Cadogan Ambrose Cadogan Penelope Cadogan Frances Cadogan Partners Margaretta Cecilia Munter
