He succeeded to the title on the death of his father in 1692 .
He was the eldest son of Thomas Willoughby , 11th Baron Willoughby of Parham and his wife Eleanor , daughter of Hugh Whittle of Horwich .
son succeeded to the title on the death of son 's father in 1692 .
He was the eldest son of Thomas Willoughby , 11th Baron Willoughby of Parham and his wife Eleanor , daughter of Hugh Whittle of Horwich .