William Bagot

William Bagot may refer to:


 * William Bagot (politician) (died 1407), favourite of King Richard II of England and a major character in Shakespeare's Richard II
 * William Bagot, 1st Baron Bagot (1728–1798), British politician
 * William Bagot, 2nd Baron Bagot (1773–1856), British peer
 * William Bagot, 3rd Baron Bagot (1811–1887), British courtier and Conservative politician
 * William Bagot, 4th Baron Bagot (1857–1932), British peer and Conservative politician