| Official Name: | Kheïr Eddine |
| Settlement Type: | Commune and town |
| Pushpin Map: | Algeria |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Algeria |
| Subdivision Name1: | Mostaganem Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Kheïr Eddine District |
| Unit Pref: | Imperial |
| Population As Of: | 1998 |
| Population Total: | 22241 |
| Utc Offset: | +1 |
| Coordinates: | 35.9806°N 0.1681°W |
Kheïr Eddine (also Hayreddin) is a town and commune in Mostaganem Province, Algeria. It is the capital of Kheïr Eddine District. According to the 1998 census it has a population of 22,241.[1]