Surname Rotho (Rotho 
) , in all the world, is a rare last name. The surname Rotho is habitual in South Africa, where it is a very rare surname, India, where it is an extremely rare surname, and Brazil. More frequently, Rotho is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rotho | Germany, South Africa, Brazil, United States, India |