| Official Name: | Sika |
| Native Name: | سيكا |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Mazandaran |
| Subdivision Type2: | County |
| Subdivision Name2: | Neka |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Hezarjarib |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Estakhr-e Posht |
| Population As Of: | 2006 |
| Population Total: | 204 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 36.3717°N 53.5456°W |
Sika (Persian: سيكا, also Romanized as Sīkā) is a village in Estakhr-e Posht Rural District, Hezarjarib District, Neka County, Mazandaran Province, Iran. At the 2006 census, its population was 204, in 46 families.