| Imam Ali Mosque | |
|---|---|
Arabic: جامع خطوة الإمام علي | |
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| Religion | |
| Affiliation | Islam |
| Rite | Shia Islam but sometimes Sunni Islam |
| Ecclesiastical or organisational status | Mosque |
| Status | Active |
| Location | |
| Location | Basra, Iraq |
&sq=Qlik&lang=&file=File:Iraq_physical_map.svg)  Location in Iraq | |
| Geographic coordinates | 30°23′59″N 47°44′02″E / 30.3997°N 47.7339°E |
| Architecture | |
| Type | Islamic architecture |
| Date established | 635 CE |
The Imam Ali Mosque (Arabic: جامع خطوة الإمام علي) or the Old Mosque of Basra (Arabic: مسجد البصرة القديم) is the first mosque built in Basra, Iraq and among the oldest mosques in the history of Islam.