Brooke was the third son of Francis Brooke of Colebrooke, co. Fermanagh, and the younger brother of Sir Henry Brooke, who, after representing Fermanagh for many years in the House of Commons, was created a baronet in 1822.
Brooke was the third son of Francis Brooke of Colebrooke, co. Fermanagh. He was the younger brother of Sir Henry Brooke, who, after representing Fermanagh for many years in the House of Commons, was created a baronet in 1822.