John Finley

John Finley may refer to:
 * John Finley (Finleyville) (1759–1846), pioneer settler of western Pennsylvania
 * John Park Finley (1854–1943), American tornado expert
 * John Huston Finley (1863–1940), American academic and editor
 * John L. Finley (1935–2006), American astronaut
 * John Finley (musician) (born 1945), Canadian musician
 * John Michael Finley or J. Michael Finley, American actor, lead role in the 2018 film I Can Only Imagine