| Johnny Walker | |
| Position: | First baseman/Catcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 11 December 1896 |
| Birth Place: | Toulon, Illinois |
| Death Place: | Hollywood, Florida |
| Debutleague: | MLB |
| Debutdate: | September 19 |
| Debutteam: | Philadelphia Athletics |
| Finalleague: | MLB |
| Finaldate: | October 2 |
| Finalteam: | Philadelphia Athletics |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .251 |
| Stat2label: | Home runs |
| Stat2value: | 2 |
| Stat3label: | Runs batted in |
| Stat3value: | 51 |
| Teams: | |
John Miles Walker (December 11, 1896 – August 19, 1976) was a Major League Baseball first baseman and catcher. Walker played with the Philadelphia Athletics from to and was the full-time first baseman during much of the 1921 season. He batted and threw right-handed.