Wills Hill, 1st Marquess of Downshire, English politician, Secretary of State for the Colonies (d. 1793)

Wills Hill, 1st Marquess of Downshire, (30 May 1718 – 7 October 1793), known as The 2nd Viscount Hillsborough from 1742 to 1751 and as The 1st Earl of Hillsborough from 1751 to 1789, was a British politician of the Georgian era.

Best known in North America as the Earl of Hillsborough, he served as Secretary of State for the Colonies from 1768 to 1772, a critical period leading toward the American War of Independence.