Surname Senephimmachack (Senephimmachack 
) , in the entire world, is a rare last name. The family name Senephimmachack is habitual in Laos, where it is quite a rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Senephimmachack | Laos, Canada, United States |