Cognomen Chanthavisay (Chanthavisay 
) , worldwide, is a rare family name. The last name Chanthavisay is habitual in Laos, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Chanthavisay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chanthavisay | Laos, United States |