Last name เปรี้ยว (Sour 
, Sourdeau 
, เปรี้ยว) , in the entire world, is quite a rare surname. The last name เปรี้ยว is characteristic of Senegal, where it is quite a rare surname, Laos, and Algeria. Measured by absolute frequency, it is commonest in Algeria, Senegal, and France. Very seldom, เปรี้ยว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sour | Senegal, Morocco, India, Algeria, France |
| Sourdeau | Germany, Brazil, Spain, Belgium, France |
| Sourinphoumy | United Kingdom, Australia, Canada, United States, Laos |
Agier, Arngeaw, Avant, Avantika, Curdy, Fritzy, Moorthy, Priao, Prtumsoot, Siourt, Soerd, Soffree, Somlerd, Soodden, Sooddy, Soodsood, Soody, Sorour, Sorust, Sourander, Sourat, Sourchai, Souren, Sourgomut, Sourinhanh, Sourm, Sourn, Sourom, Sourr, Sours, Soursak, Souruk, Sourya, Sourzhenko, Souy, Srour, and Suggy