Throughout the world, 沛胤 (沛胤 
) is a very rare female forename. The forename 沛胤 is habitual in Eastern Asia, particularly China, where it is an extremely rare girly name. Much less frequently, 沛胤 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 沛胤 | China |