The Marquess of Grafton is a title in the British peerage, created in 1782. It is associated with the House of FitzRoy, a prominent family with royal connections, as the first Marquess was a descendant of King Charles II. The title is linked to the Grafton estate in Suffolk, England. The current Marquess of Grafton, as of 2023, is Henry FitzRoy, who succeeded his father in 2011. The title has a rich history, with several notable holders serving in various political roles, including as members of the House of Lords.