Family name 彩木 (彩木 
) , all around the world, is an extremely rare last name. Much more prevalently, 彩木 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 彩木 | China |
| 彩木雅夫 Japanese composer, JP (b. 1933) |
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| 彩木里紗 actor, JP (b. 1989) |
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