Surname 恒旗 (恒旗 
) , in all the world, is a very rare cognomen. The last name 恒旗 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 恒旗 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 恒旗 | China |