Aïn Abid is a district in Constantine Province, Algeria. It was named after its capital, Ibn Ziad. As of the 1998 census, it is the least populated district in the province.

The district is further divided into 2 municipalities:

• Ibn Ziad
• Messaoud Boudjeriou

36°23′00″N 6°28′00″E / 36.3833°N 6.4667°E / 36.3833; 6.4667