The Duke of Hamilton is a title in the peerage of Scotland, first created in 1643. The title is associated with the Hamilton family, one of the oldest and most prominent noble families in Scotland. The current Duke, as of 2023, is Alexander Douglas-Hamilton, who holds the title and manages the family estate, Hamilton Palace. The Duke of Hamilton has historically played a significant role in Scottish politics and society. The family has produced many notable figures, including military leaders and politicians. The title is part of a larger system of Scottish nobility, which includes various other titles such as Earl and Lord.