John Jeirus Barnett (December 16, 1879 – September 3, 1923) was an American professional baseball player who played outfielder in the major leagues for the 1907 St. Louis Cardinals. He died after being accidentally shot while hunting.
Jack Barnett
| Given name: | John Jeirus Barnett |
| Nicknames: | None |
| Primary Pos: | Centerfield |
| Hght/Wght: | Unknown / None lbs |
| Bats/Throws: | B / None |
| Born: | Dec 16, 1879 in Ventura, CA |
| Died: | Sep 3, 1923 in Modoc County, CA (43 years old) |
| Debut: | Jul 2, 1907 |