| Hub Knolls | |
| Position: | Pitcher |
| Bats: | Unknown |
| Throws: | Right |
| Birth Date: | December 18, 1883 |
| Birth Place: | Valparaiso, Indiana |
| Death Place: | Chicago |
| Debutleague: | MLB |
| Debutdate: | May 1 |
| Debutyear: | 1906 |
| Debutteam: | Brooklyn Superbas |
| Finalleague: | MLB |
| Finaldate: | May 6 |
| Finalyear: | 1906 |
| Finalteam: | Brooklyn Superbas |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 0–0 |
| Stat2label: | Earned run average |
| Stat2value: | 4.05 |
| Stat3label: | Strikeouts |
| Stat3value: | 3 |
| Teams: |
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Oscar Edward "Hub" Knolls (December 18, 1883 – July 1, 1946) was a pitcher in Major League Baseball. He pitched in two games for the 1906 Brooklyn Superbas.
A double in his only at-bat left Knolls with a rare MLB career batting average of 1.000.