Cognomen Hilje (Hilje 
) , all over the world, is a rare last name. The cognomen Hilje is habitual in Croatia, where it is a rare surname, Costa Rica, and Germany, where it is a very rare surname. Very seldom, Hilje is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hilje | Netherlands, Norway, Germany, Croatia, Costa Rica |
| emil hilje (b. 1958) |
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| branko hilje researcher |
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| moritz hilje DE |
|