There have been multiple persons named Jack Powell in baseball history.
- Jack Powell (powelja01) - John Joseph Powell, major league player from 1897-1912
- Jack Powell (powelja02) - Reginald Bertrand Powell, major league player from 1913-1913
- Jack Powell (minors01) - Jack Powell, minor league player from 1912-1921
- Jack Powell (minors02) - John S. Powell, minor league player from 1950-1953
- Jack Powell (umpire) - Cornelius Joseph Powell, umpire from 1923-1933
- Jack Powell (scout) - scout from 1970s-
Disambiguation Pages are for subjects or titles that might refer to multiple possible BR Bullpen subjects. If your link directed you to this page, you may want to update it to one of the pages above.