Simon Brown may refer to:

• Simon Brome (died 1603), or Brown, MP for Canterbury
• Simon Brown (author) (born 1956), Australian science fiction writer
• Simon Brown (cricketer) (born 1969), English cricketer
• Simon Brown (footballer, born 1976), English footballer
• Simon Brown (footballer, born 1983), English footballer
• Simon Brown (boxer) (born 1963), Jamaican boxer
• Simon Brown (musician), British composer, singer and conductor
• Simon Brown (Massachusetts politician) (1802–1873), Lieutenant Governor for Massachusetts
• Simon Brown (skier) (born 1942), Australian Olympic skier
• Simon Brown, Baron Brown of Eaton-under-Heywood (1937–2023), British judge, Law Lord and member of the British Privy Council
• Simon P. Brown (born 1963), English golfer
• Simon Brown (rugby league) (born 1989), English rugby league player

• Simon Browne (1680–1732), English dissenting minister and theologian