Cognomen สาเหตุ (Sahet 
, Caus 
, สาเหตุ 
) , across the world, is quite a rare last name. The cognomen สาเหตุ is habitual in Moldova, where it is quite a rare surname, Bosnia and Herzegovina, and Romania. Measured by absolute frequency, it most frequently occurs in Brazil, Romania, and Moldova. Very seldom, สาเหตุ is the forename as well as the last name.