The Dukes of Grafton are a title in the British peerage, created in 1675 for Henry FitzRoy, the illegitimate son of King Charles II. The title is associated with the Grafton estate in Northamptonshire, England, and has a rich history tied to the royal family and British nobility. The current holder of the title is the 17th Duke of Grafton, who succeeded in 2011. The family has played significant roles in British politics and society, with several members serving in the House of Lords and holding various governmental positions throughout history.