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