James, Jimmy or Jim Barrett may refer to:
Sports Jim Barrett (rugby union), (1888–1971), New Zealand rugby union player Jimmy Barrett (baseball) (1875–1921), American Major League Baseball center fielder Jim Barrett Sr. (1907–1970), English footballer Jim Barrett Jr. (1930–2014), English footballer Jimmy Barrett (Gaelic footballer) (born 1949), Irish sportsperson James Barrett (athlete) (1879–1942), Irish track and field athlete
Others James Barrett, member of the UK band Senser Jimmy Barrett, a character on the TV series Mad Men, portrayed by Patrick Fischler James Barrett (colonel) (1710–1779), American militia leader James Barrett (Civil War) (1827–1865), Union commander at the Battle of Picacho Pass James Barrett (Vermont judge) (1814–1900), American lawyer, politician and judge James Barrett (academic) (1862–1945), Australian ophthalmologist and academic administrator James H. Barrett, medieval archaeologist, professor at Norwegian University of Science and Technology James Lee Barrett (1929–1989), American producer, screenwriter and writer James Platt Barrett (1838–1916), British teacher of the deaf-and-dumb and lepidopterist James Barrett (United States Air Force officer) (1919–1994), abortion clinic escort murdered by Paul Jennings Hill James E. Barrett (1922–2011), United States federal judge Jim Barrett (winemaker) (1926–2013), American winemaker and owner of Chateau Montelena James Gresham Barrett (born 1961), American politician