The Marquess of Douglas is a title in the peerage of Scotland, created in 1703. It is associated with the Douglas family, one of the most prominent noble families in Scottish history. The title has a rich heritage, with the Douglas family playing significant roles in Scottish politics and military affairs over the centuries. The current holder of the title is David Douglas-Hamilton, who became the 14th Marquess of Douglas in 2014. The family seat is Douglas Castle, located in South Lanarkshire, Scotland. The Marquessate is part of a larger lineage that includes various other titles, reflecting the family's historical significance.