| Official Name: | Riku |
| Native Name: | ريكو |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Mazandaran |
| Subdivision Type2: | County |
| Subdivision Name2: | Babol |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Bandpey-ye Sharqi |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Firuzjah |
| Population As Of: | 2006 |
| Population Total: | 19 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Riku (Persian: ريكو, also Romanized as Rīkū) is a village in Firuzjah Rural District, Bandpey-ye Sharqi District, Babol County, Mazandaran Province, Iran. At the 2006 census, its population was 19, in 4 families.