| Official Name: | Tazehnab-e Vosta |
| Native Name: | Persian: تازهناب وسطی |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Hamadan |
| Subdivision Type2: | County |
| Subdivision Name2: | Nahavand |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Shaban |
| Population As Of: | 2006 |
| Population Total: | 235 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Tazehnab-e Vosta (Persian: تازهناب وسطی, also Romanized as Tāzehnāb-e Vosţá) is a village in Shaban Rural District, in the Central District of Nahavand County, Hamadan Province, Iran. At the 2006 census, its population was 235, in 61 families.