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