Surname Jannys (Jannys 
) , in the entire world, is a rare last name. The surname Jannys is habitual in Latin America and the Caribbean, particularly Venezuela, where it is a rare surname, Nicaragua, and Honduras, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Latin America and the Caribbean, particularly Venezuela, Nicaragua, and Colombia. More frequently, Jannys is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jannys | Colombia, Venezuela, Nicaragua, Brazil, Mexico |