Surname Sisongkham (Sisongkham 
) , across the world, is quite a rare last name. The last name Sisongkham is habitual in Laos, where it is quite a common surname, France, where it is a very rare surname, and Thailand. Not in comparison with a country's population, the name is most common in Laos, the United States, and France. Also, Sisongkham is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sisongkham | Vietnam, Thailand, France, Laos, United States |