Flag of Cincinnati
| Use | Civil flag | 
|---|---|
| Proportion | 2:3 | 
| Adopted | 1940 (unofficially in 1896) | 
| Designed by | Emil Rothengatter | 
The flag of Cincinnati, Ohio, was selected in an 1896 contest. It was formally adopted on June 15, 1940.
| Use | Civil flag | 
|---|---|
| Proportion | 2:3 | 
| Adopted | 1940 (unofficially in 1896) | 
| Designed by | Emil Rothengatter | 
The flag of Cincinnati, Ohio, was selected in an 1896 contest. It was formally adopted on June 15, 1940.