Last name Yudainy (Yudainy 
) , in all the world, is an extremely rare family name. The surname Yudainy is habitual in Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. More frequently, Yudainy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yudainy | United States, Venezuela |