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