| Plain Blue Banner | |
|---|---|
 Plain Blue Banner | |
| Active | 1601–1912 |
| Country | Later Jin Qing dynasty |
| Part of | Eight Banners |
| Commander | Prince Yu |
| Plain Blue Banner | |||||||
|---|---|---|---|---|---|---|---|
| Chinese name | |||||||
| Traditional Chinese | 正藍旗 | ||||||
| Simplified Chinese | 正蓝旗 | ||||||
| |||||||
| Mongolian name | |||||||
| Mongolian Cyrillic | Шулуун хөх хошуу | ||||||
| Manchu name | |||||||
| Manchu script | ᡤᡠᠯᡠ ᠯᠠᠮᡠᠨ ᡤᡡᠰᠠ | ||||||
| Romanization | gulu lamun gūsa | ||||||
The Plain Blue Banner (Chinese: 正藍旗) was one of the Eight Banners of Manchu military and society during the Later Jin and Qing dynasty of China.