Cognomen 靖琦 (靖琦 
) , all over the world, is a rare last name. The cognomen 靖琦 is habitual in Eastern Asia, particularly China, where it is a very rare surname. More frequently, 靖琦 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 靖琦 | China |