| Charles Bunker Swain | |
| Birth Place: | Nantucket, Massachusetts |
| Nationality: | American |
| Office: | Member of the Massachusetts House of Representatives Nantucket District |
| Term Start: | 1877 |
| Term End: | 1877 |
| Successor: | Henry Paddack |
Charles Bunker Swain was an American politician who served as a member of the Massachusetts House of Representatives in 1877.