| Jack Farmer | |
| Position: | Second Baseman/Outfielder |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 14 July 1892 |
| Birth Place: | Granville, Tennessee |
| Death Place: | Columbia, Louisiana |
| Debutleague: | MLB |
| Debutdate: | July 8 |
| Debutyear: | 1916 |
| Debutteam: | Pittsburgh Pirates |
| Finalleague: | MLB |
| Finaldate: | August 4 |
| Finalyear: | 1918 |
| Finalteam: | Cleveland Indians |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .269 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 15 |
| Teams: |
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Floyd Haskell "Jack" Farmer (July 14, 1892 – May 21, 1970) was a Major League Baseball second baseman who played for two seasons. He played for the Pittsburgh Pirates in 1916 and the Cleveland Indians in 1918. He attended Cumberland University in Lebanon, Tennessee.