Family name Champassak (Champassak 
) , worldwide, is a rare surname. The cognomen Champassak is characteristic of Laos, where it is quite a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Champassak | Spain, France, Laos, Brazil, United States |
| sisouk na champassak Prince of Champassak (b. 1928) |
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| tiane doan na champassak artist, FR (b. 1973) |
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| tiane doan na champassak director and filmmaker |
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