William M. Brown Explained

William M. Brown may refer to:

• William M. Brown (Pennsylvania politician) (1850–1915), Republican political official from Pennsylvania
• William Brown (British Columbia politician) (1838– after 1882), English-born political figure in British Columbia
• William M. Brown (businessman), chief executive officer of 3M
• William Brown (baseball) (1866–1897), Major League Baseball player
• William Montgomery Brown (1855–1937), Episcopal clergyman and author
• William Brown (headmaster) (1914–2005), headmaster of King's Ely, and of Bedford School
• William Mason Brown (1828–1898), American artist