Family name Wistor (Wistor 
) , in all the world, is a very rare last name. The cognomen Wistor is habitual in Latin America and the Caribbean, particularly Venezuela, where it is a very rare surname, Nicaragua, and Mexico, where it is an extremely rare surname. Also, Wistor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wistor | Nicaragua, Mexico, United States, Brazil, Venezuela |