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Across the world, Sayyavong (Sayyavong
) is an extremely rare unknown gender given name. Much more prevalently, Sayyavong is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sayyavong | Laos, Thailand |
Sisamai, Sonekeo, Somchay, Kaysone, Tingkham, Naphalay, Vangding, Soulisanh, Phonephaivanh, and Viphaphone