William Sampson may refer to: William Sampson (author) (1959–2012), a Canadian/British citizen arrested and tortured by the Saudi government between 2000 and 2003 William Sampson (judge), Chief Justice of the Kentucky Supreme Court during the Civil War William Sampson (lawyer) (1764–1836), a United Irishmen lawyer exiled to the United States William Sampson (playwright) (1590?–1636?), collaborated with Gervase Markham William Harkness Sampson, Methodist minister and educator, founder of Lawrence University William T. Sampson (1840–1902), American admiral and commander in the Spanish–American War William Sampson (politician), American politician serving as a member of the New Jersey General Assembly