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