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