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