| Official Name: | Sirzar |
| Native Name: | سيرزار |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Lorestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Aligudarz |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Zaz va Mahru |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Zaz-e Sharqi |
| Population As Of: | 2006 |
| Population Total: | 69 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 33.2286°N 49.0644°W |
Sirzar (Persian: سيرزار, also Romanized as Sīrzār and Sīreh Zār) is a village in Zaz-e Sharqi Rural District, Zaz va Mahru District, Aligudarz County, Lorestan Province, Iran. At the 2006 census, its population was 69, in 14 families.