Cognomen Lybny (Lybny 
) , across the world, is an extremely rare last name. The last name Lybny is characteristic of Latin America and the Caribbean, particularly Honduras, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Mexico. Also, Lybny is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lybny | Mexico, Honduras, United States, Brazil, Venezuela |