Bloody Tubs
| Founding location | Baltimore, Maryland |
|---|---|
| Years active | 1850s-1870 |
| Territory | Baltimore, Maryland, Philadelphia, Pennsylvania |
| Ethnicity | Non-Irish American |
| Membership (est.) | ? |
| Criminal activities | street fighting, knife fighting assault, murder, robbery, arson, rioting, election fraud |
| Allies | Plug Uglies, Rip Raps, Nativists, Dead Rabbits |
| Rivals | Baltimore Irish gangs |
The Bloody Tubs or Blood Tubs were a 19th-century gang of opportunistic street thugs in Baltimore, Maryland, and Philadelphia, Pennsylvania, who worked primarily for Nativist Know Nothing politicians to commit election fraud.