| Al-Mejar Al-Kabir District | |
| Native Name: | Arabic: قضاء المجر الكبير |
| Settlement Type: | District |
| Pushpin Map: | Iraq |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: |  Iraq |
| Subdivision Type1: | Governorate |
| Subdivision Name1: | Maysan Governorate |
| Seat: | Majar al-Kabir |
| Population Footnotes: | 2013 |
| Population Total: | 110,000 |
| Timezone: | AST |
| Utc Offset: | +3 |
Al-Mejar Al-Kabir District (Arabic: '''قضاء المجر الكبير''') is a district of the Maysan Governorate, Iraq. Its seat is the town of Majar al-Kabir.