Firstar Corporation
| Firstar Bank | |
| Formerly | 
 | 
| Company type | public | 
| NYSE: FRS (1988–2001) | |
| Industry | Banking | 
| Founded | 1853 in Milwaukee, Wisconsin as Farmer's and Millers Bank | 
| Defunct | February 27, 2001 | 
| Fate | Changed name to U.S. Bancorp after acquiring U.S. Bancorp | 
| Successor | U.S. Bancorp | 
| Headquarters | Milwaukee, Wisconsin | 
| Area served | Wisconsin, Illinois, Minnesota, Arizona, Iowa, Ohio, Indiana, Kentucky, Tennessee, Missouri, Illinois, Kansas, Arkansas | 
| Key people | |
| Website | archived official website | 
Firstar Corporation was a Milwaukee, Wisconsin-based regional bank holding company that existed from 1853 to 2001. In 2001, Firstar acquired U.S. Bancorp and assumed its name, moving its headquarters to Minneapolis.