Family name Дильгер (Dilger 
, Дильгер 
, Dilguer 
) , across the world, is quite a rare surname. The cognomen Дильгер is habitual in Germany, where it is quite a rare surname, Ireland, and Australia, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Germany, the United States, and Australia. Very seldom, Дильгер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dilger | Ireland, Germany, United Kingdom, United States, Australia |
| Дильгер | Kyrgyzstan, Russia, Kazakhstan |
| Dilguer | Brazil |