John Beckwith may refer to:

Music

• John Christmas Beckwith (1750–1809), English organist and composer
• John Charles Beckwith (organist) (1788–1819), English organist
• John Beckwith (composer) (1927–2022), Canadian composer

Politics

• John Adolphus Beckwith (1800–1880), Canadian politician
• John L. Beckwith (1856–1934), Canadian entrepreneur and politician
• John Beckwith (MP) for Lewes

Sports

• John Beckwith (baseball) (1900–1956), American baseball player, infielder in the Negro leagues
• John Beckwith (footballer) (born 1932), former Australian rules football player and coach

Others

• John Beckwith (major-general), commanded the 20th Regiment of Foot at the Battle of Minden (1759)
• John Charles Beckwith (British Army officer) (1789–1862), British army officer
• John W. Beckwith (1831–1890), American clergyman, Second Bishop of Georgia
• John Beckwith (curator) (1918–1991), museum curator and art historian
• Sir John Beckwith (entrepreneur) (born 1947), British business tycoon
• John Bruce Beckwith (born 1933), American pathologist

Characters

• John Beckwith (character), main character in the movie "Wedding Crashers", played by Owen Wilson

See also

• Jon Beckwith (born 1935), American microbiologist
• Jonathan Beckwith (disambiguation)
• Beckwith (disambiguation)