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