Cognomen 衍凤 (衍凤 
) , across the world, is a rare family name. The last name 衍凤 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 衍凤 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 衍凤 | China |