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