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