| Official Name: | Bilje |
| Pushpin Map: | Slovenia |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Slovenia |
| Subdivision Type: | Country |
| Subdivision Name: | Slovenia |
| Subdivision Type1: | Traditional region |
| Subdivision Name1: | Littoral |
| Subdivision Type2: | Statistical region |
| Subdivision Name2: | Gorizia |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Miren-Kostanjevica |
| Area Total Km2: | 2.18 |
| Population As Of: | 2021 |
| Population Footnotes: | [1] |
| Population Total: | 1271 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 45.8965°N 13.647°W |
| Elevation M: | 51.7 |
| Footnotes: | [2] |
Bilje (in Slovenian pronounced as /ˈbiːljɛ/; Italian: Biglia) is a settlement east of Miren in the Municipality of Miren-Kostanjevica in the Littoral region of Slovenia.[3] The hill known as Miren Castle (Slovenian: Mirenski grad) rises above the settlement to the south.
The parish church in the settlement is dedicated to Saint Anthony the Hermit and belongs to the Diocese of Capodistria.[4]
Bilje is the birthplace of sculptor Negovan Nemec and philosopher Dean Komel.
