| Kasdir | |
| Official Name: | Commune of Kasdir |
| Native Name: | بلدية القصدير |
| Native Name Lang: | ar |
| Type: | Municipality |
| Mapsize: | 100px |
| Pushpin Map: | Algeria |
| Pushpin Map Caption: | Location of Kasdir within Algeria |
| Coordinates: | 33.7097°N -1.3583°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Algeria |
| Subdivision Type1: | Province |
| Subdivision Type2: | District |
| Seat Type: | District seat |
| Leader Title: | PMA Seats |
| Leader Name: | 7 |
| Unit Pref: | Metric |
| Elevation M: | 985 |
| Population Total: | 1820 |
| Population As Of: | 1998 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +01 |
| Postal Code Type: | Postal code |
| Postal Code: | 45310 |
| Blank Name Sec1: | ONS code |
| Blank Info Sec1: | 4511 |
Kasdir (Arabic: القصدير or قصدير) is a municipality in Naâma Province, Algeria. It is part of the district of Mekmen Ben Amar and has a population of 1,820, which gives it 7 seats in the PMA. Its postal code is 45130 and its municipal code is 4511.