| Magallanes | |
| Settlement Type: | Department |
| Subdivision Type: | Country |
| Subdivision Name: |  Argentina |
| Subdivision Type1: | Province |
| Subdivision Name1: | Santa Cruz |
| Timezone: | ART |
| Utc Offset: | −3 |
| Seat: | Puerto San Julián |
| Population Total: | 6536 |
| Area Total Km2: | 19805 |
Magallanes Department is a department in Santa Cruz Province, Argentina. It has a population of 6,536 (2001) and an area of 19,805 km2. The seat of the department is in Puerto San Julián.