John Thomas Johnston (March 28, 1890 – March 7, 1940) was an American Major League Baseball left fielder who played with the St. Louis Browns in 1913.
Johnny Johnston
| Given name: | John Thomas Johnston |
| Nicknames: | None |
| Primary Pos: | Leftfield |
| Hght/Wght: | 5'11" / 172 lbs |
| Bats/Throws: | L / R |
| Born: | Mar 28, 1890 in Longview, TX |
| Died: | Mar 7, 1940 in San Diego, CA (49 years old) |
| Debut: | Apr 10, 1913 |