Background
Heathcote was the son of Sir Gilbert Heathcote, 1st Baronet, Lord Mayor of London, and Hester, daughter of Christopher Rayner.
Heathcote was the son of Sir Gilbert Heathcote, 1st Baronet, Lord Mayor of London, and Hester, daughter of Christopher Rayner.
He was elected to the House of Commons for Grantham in 1715, a seat he held until 1722, and later represented Bodmin from 1733 to 1741. Heathcote married Bridget White, daughter of Thomas White, in 1720.
7th Parliament of Great Britain. 8th Parliament of Great Britain. 5th Parliament of Great Britain.