Career
The eldest child of Charles Cadogan, 3rd Baron Cadogan and Frances Bromley, he was baptised on 13 December 1749 at Street George"s, Hanover Square. He became 2nd Earl Cadogan on the death of his father in 1807. He served briefly in the British Army in his youth.
By the time he had inherited, he had already become a lunatic.
He was buried at Chelsea on 3 January 1833 and his will was probated in July that year.