The Dukes of Portland is a title in the British peerage, created in 1716. The title has been held by the Bentinck family, who have played significant roles in British history, particularly in politics and land ownership. The first Duke, William Bentinck, was a prominent military leader and statesman. The Dukes have historically been associated with the Welbeck Abbey estate in Nottinghamshire, which has been the family seat for generations. The family is known for its contributions to art, architecture, and agriculture, as well as for their involvement in various charitable endeavors throughout the years.