All around the world, 怡胤 (怡胤 
) is a very rare feminine forename. The forename 怡胤 is characteristic of Eastern Asia, particularly China, where it is an extremely rare girly name. Much less frequently, 怡胤 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 怡胤 | China |