| Official Name: | Abyar |
| Other Name: | El Abiar |
| Native Name: | الأبيار |
| Settlement Type: | Town |
| Pushpin Map: | Libya |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Libya |
| Subdivision Type: | Country |
| Subdivision Name: |  Libya |
| Subdivision Type1: | Region |
| Subdivision Name1: | Cyrenaica |
| Subdivision Type2: | District |
| Subdivision Name2: | Marj |
| Population As Of: | 2010 |
| Population Footnotes: | [1] |
| Population Total: | 32,563 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | EET |
| Utc Offset: | +2 |
| Coordinates: | 32.1889°N 20.5967°W |
| Elevation Footnotes: | [2] |
| Elevation M: | 278 |
| Registration Plate Type: | License Plate Code |
| Registration Plate: | 30 |
Abyar (al-Abyā) (Arabic: الأبيار ) is a town in the Marj District,[3] Libya, roughly 50 km to the east of the city of Benghazi and 42 km southwest of the city of Marj., its estimated population was 32,563.
The town is the site of a former Italian concentration camp for the nomadic tribes that lived in Eastern Libya (Cyrenaica), and for those in the Libyan resistance movement, during the colonial Italian North Africa and Italian Libya periods. Prior to 2007 it was the capital of the district of Hizam al Akhdar.