Douglas-Hamilton is the family surname of the Duke of Hamilton, Dukes of Hamilton and Earl of Selkirk, Earls of Selkirk. The name originates from the marriage of Anne Hamilton, 3rd Duchess of Hamilton to William Douglas-Hamilton, Duke of Hamilton, William Douglas, 1st Earl of Selkirk in 1656. Anne was Duchess in her own right and head of the "Clan Hamilton, House of Hamilton". William was a younger son of the William Douglas, 1st Marquess of Douglas, Marquess of Douglas.
Upon the death of a cousin, the Archibald Douglas, 1st Duke of Douglas, Duke of Douglas, in 1761 without heir, his subsidiary titles and the nominal seniority of the "Clan Douglas, House of Douglas", were devolved onto the James Douglas-Hamilton, 7th Duke of Hamilton, 7th Duke of Hamilton.
These titles are:
:Marquess of Douglas
:Earl of Angus
:Lord Abernethy and Jedburgh Forest
The Arms of the Head of the House are:
:Quarterly; 1st and 4th grandquarters, counterquartered (i) and (iv) Gules, three cinquefoils Ermine (for ''Hamilton''), (ii) and (iii) Argent, a lymphad Sable, sails furled proper, flagged-Gules (for ''The Isles (Arran)''); 2nd and 3rd grandquarters, Argent, a man's heart Gules ensigned with an imperial crown proper, on a chief Azure three stars of the First (for ''Douglas'').
Noble families
Scottish families
House of Douglas and Angus,
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