Cognomen 冬旗 (冬旗 
) , around the globe, is a very rare last name. The last name 冬旗 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 冬旗 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 冬旗 | China |