Others
- A. J. Baker (born 1923), known as Jim, Australian philosopher
- James Baker (composer) and percussionist with the New York City Ballet Orchestra
- James Baker, American convict, known as "Iron Head" was recorded in 1933 performing African-American work song "Black Betty"
- James Baker (musician) (born 1954), Australian rock drummer and songwriter
- James A. Baker, Sr. (1857–1941), American attorney and banker in Houston, Texas
- James A. Baker, Jr. (1892–1973), American attorney
- James A. Baker (trade unionist) (before 1875–after 1903), Canadian miner in British Columbia; official of Western Federation of Miners
- James Chamberlain Baker (1879–1969), American religious leader; Bishop of Methodist Episcopal Church and United Methodist Church
- Father Yod (James Edward Baker, 1922–1975), American alternative/counterculture spiritual leader; also known as YaHoWha
- James Gilbert Baker (1914–2005), American astronomer and optics expert; designed U-2 spy plane lenses; over 50 patents
- James M. Baker (Marine), U.S. Marine who won the Distinguished Service Cross in World War I
- James Robert Baker (1947–1997), American author of satirical, gay-themed transgressional fiction set in Southern California
- James K. Baker, founder of Dragon Systems
- Jim Baker (frontiersman) (1818–1898), American trapper, scout and guide; considered one of the most colorful figures of the Old West
- Jim Baker (actor) (born 1966), English television actor
- Jimmy Baker (artist) (born 1980), American artist
Read more about this topic: Jimmy Baker (footballer)