William Douglas

William Douglas is the name of the following people:

William Douglas of Douglas († 1213) , Scottish nobleman
William Douglas of Douglas († 1274) (around 1220 - around 1274), Scottish nobleman
William Douglas of Douglas († 1298) (around 1240–1299), Scottish nobleman
William Douglas of Douglas († 1333) , Scottish nobleman
William Douglas, Lord of Liddesdale (around 1310–1353), Scottish nobleman and military man
William Douglas, 1st Earl of Douglas (around 1327–1384), Scottish nobleman
William Douglas of Nithsdale († 1392), Scottish knight
William Douglas, 2nd Earl of Angus (around 1398–1437), Scottish nobleman
William Douglas, 6th Earl of Douglas (around 1424–1440), Scottish nobleman
William Douglas, 8th Earl of Douglas (1425-1452), Scottish nobleman
William Douglas, 9th Earl of Angus (1532–1591), Scottish nobleman
William Douglas, 6th Earl of Morton (1540-1606), Scottish nobleman
William Douglas, 10th Earl of Angus (1552-1611), Scottish nobleman
William Douglas, 7th Earl of Morton (1582–1648), Lord High Treasurer of Scotland
William Douglas, 1st Marquess of Douglas (1589–1660), Scottish nobleman
William Douglas, 11th Earl of Angus (1590–1660), Scottish nobleman
William Douglas-Hamilton, Duke of Hamilton (1634–1694), Scottish peer
William Douglas, 1st Duke of Queensberry (1637–1695), Scottish nobleman and government official
William Douglas, 1st Baronet (of Glenbervie) († around 1660), Scottish nobleman
William Douglas, 1st Baronet (of Castle Douglas) († 1809), Scottish nobleman
William Douglas, 4th Duke of Queensberry (1725-1810), Scottish nobleman
William Sholto Douglas, 1st Baron Douglas of Kirtleside (1893–1969), British Marshal of the Royal Air Force
William Douglas (Barbados) (1921–2003), Governor General of Barbados
William Douglas-Hamilton, Duke of Hamilton (1634–1694), Scottish nobleman
William H. Douglas (1853–1944), American politician
William Lewis Douglas (1845-1924), American politician (Massachusetts)
William O. Douglas (1898–1980), American lawyer and judge