Family name สลับ (Swit 
, สลับ 
) , globally, is quite a rare cognomen. The surname สลับ is characteristic of Mauritius, where it is quite a rare surname, Algeria, where it is a rare surname, and Morocco. Not in comparison with a country's population, it is the most numerous in Algeria, Indonesia, and Morocco. Also, สลับ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Swit | Kenya, Poland, India, Nigeria, Algeria |
| สลับ | Thailand |