| Jack Nabors | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Left |
| Birth Date: | November 19, 1887 |
| Birth Place: | Montevallo, Alabama, U.S. |
| Death Place: | Wilton, Alabama, U.S. |
| Debutleague: | MLB |
| Debutdate: | August 9 |
| Debutyear: | 1915 |
| Debutteam: | Philadelphia Athletics |
| Finalleague: | MLB |
| Finaldate: | April 16 |
| Finalyear: | 1917 |
| Finalteam: | Philadelphia Athletics |
| Statleague: | MLB |
| Stat1label: | Earned run average |
| Stat1value: | 3.87 |
| Stat2label: | Record |
| Stat2value: | 1-25 |
| Stat3label: | Strikeouts |
| Stat3value: | 94 |
| Teams: |
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Herman John Nabors (November 19, 1887 – October 29, 1923) was an American professional baseball pitcher in the Major Leagues from -. He played for the Philadelphia Athletics. From April 28 to September 28, 1916, Nabors lost 19 consecutive decisions, a major league record that has never been matched in a single season (though Cliff Curtis, several years previously, lost 23 straight decisions over 2 years, and Anthony Young once lost 27 straight decisions over the course of two seasons).