Family name Sysavath (Sysavath 
) , all over the world, is quite a rare surname. The last name Sysavath is habitual in Laos, where it is quite a common surname, New Zealand, where it is a very rare surname, and France. Measured by absolute frequency, it is commonest in Laos, the United States, and France. Also, Sysavath is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sysavath | France, Canada, Laos, United States, New Zealand |