Cognomen 宵瑾 (宵瑾 
) , worldwide, is a very rare last name. The last name 宵瑾 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 宵瑾 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 宵瑾 | China |