Surname Wetsi (Wetsi 
) , globally, is a rare cognomen. The cognomen Wetsi is habitual in Ghana, where it is quite a rare surname, South Africa, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Sub-Saharan Africa, particularly Ghana, South Africa, and Nigeria. Much less frequently, Wetsi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wetsi | South Africa, United Kingdom, India, Ghana, Nigeria |