Family name Dienys (Dienys 
) , globally, is a very rare last name. The cognomen Dienys is characteristic of Lithuania, where it is a rare surname, and Venezuela, where it is a very rare surname. Also, Dienys is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dienys | Lithuania, United States, Brazil, Venezuela |
| gervydas dienys LT (b. 1934) |
|