William Cotton

William Cotton may refer to:


 * William Cotton (artist) (1880–1958), American artist and playwright
 * William Cotton (MP for Cambridgeshire), see Cambridgeshire (UK Parliament constituency)
 * William Cotton (MP for Newport, Isle of Wight) (in the 1590s), see Newport (Isle of Wight) (UK Parliament constituency)
 * William Cotton (Archdeacon of Totnes) (fl. 1621), Anglican priest
 * William Cotton (bishop) (died 1621), Bishop of Exeter, 1598–1621
 * William Cotton (ironmaster) died 1675, husband of Anna Cotton
 * William Cotton (banker) (1786–1866), Governor of the Bank of England, 1842–1845
 * William Cotton (missionary) (1813–1879), Anglican priest and beekeeper
 * William F. Cotton (1897–2006), central Louisiana businessman
 * William Francis Cotton (died 1917), Irish politician
 * William R. Cotton, American meteorologist
 * Sir William Cotton (Lord Mayor) (1822–1902), British politician, Lord Mayor of London, Member of Parliament for City of London 1874–1885
 * Will Cotton (born 1965), American painter
 * Bill Cotton (1928–2008), British television producer
 * Billy Cotton (1899–1969), bandleader, father of the above
 * Billy Cotton (footballer, born 1894) (1894–1971), English soccer player