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