John Beatty may refer to: John Beatty (Continental Congress) (1749–1826), American Revolutionary War officer, delegate to Continental Congress, New Jersey congressman John Beatty (Ohio) (1828–1914), U.S. Congressman, Civil War Union general John Beatty (philosopher) (born 1951), University of British Columbia philosopher of biology John Beatty (illustrator) (born 1961), comics illustrator John Lee Beatty, American scenic designer John William Beatty (1869–1941), Canadian painter John Louis Beatty (1922–1975), American writer and professor John K. Beatty (1821–?), Irish uillean piper