Surname Dilii (Dilii 
, Дилий 
) , in the world, is a very rare last name. The family name Dilii is habitual in Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Also, Dilii is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dilii | India, Peru |
| Дилий | Russia, Ukraine |