James Ellison may refer to:

• James O. Ellison (1929–2014), U.S. federal judge
• James T. Ellison (1862–1920s), New York gangster
• James Ellison (actor) (1910–1993), American film actor
• James Ellison (footballer, born 1901) (1901–1958), English footballer
• James Ellison (footballer, born 1991), (born 1991) English footballer
• James Ellison (motorcyclist) (born 1980), English motorcycle racer
• James Ellison (white supremacist), (born c. 1941) American white supremacist leader
• Jim Ellison (1964–1996), American singer
• Jim Ellison (Michigan politician), American politician
• James Ellison (Terminator), fictional character from The Sarah Connor Chronicles
• Jim Ellison, fictional character from The Sentinel

• James Taylor Ellyson (1847–1919), political figure in Virginia