Cognomen Nthoi (Nthoi 
) , globally, is a rare surname. The family name Nthoi is characteristic of Botswana, where it is quite a common surname, and the United States, where it is an extremely rare surname. Much less frequently, Nthoi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nthoi | Botswana, South Africa, United States |