John Baron may refer to:
John Baron (academic) (died 1722), English academic administrator at the University of Oxford John Baron (politician) (born 1959), English Member of Parliament John Baron (physician) (1786–1851), English physician John Baron (priest) (1677–1739), Anglican priest John Baron (pseudonym), a pseudonym used by Donald Trump in the 1980s
See also John Barron (disambiguation) John Barran (disambiguation) Jonathan Baron (born 1944), American psychology professor