There have been multiple persons named Bill Kelly in major league history.
- Bill Kelly (kellybi01) - William J. Kelly, outfielder in 1871
- Bill Kelly (kellybi03) - William Henry Kelly, infielder from 1920-1928
- Billy Kelly - William Joseph Kelly, catcher from 1910-1913
- William Kelly - William Kelly, catcher from 1944-1945
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.