| Country: | IRN |
| Type: | road |
| Route: | 23 |
| Terminus A: | Miandoab, West Azarbaijan Road 21 |
| Terminus B: | Hamadan, Hamadan Najafi Boulevard |
| Length Km: | 390 |
| Cities: | Shahindej, West Azarbaijan Takab, West Azarbaijan Bijar, Kordestan Bahar, Hamadan |
| Junction: | Road 35 |
| Map Custom: | yes |
Road 23 is a road in western Iran. It connects Miandoab to Bijar and Hamadan.[1] The southern part is considered important and touristic. The road connects Hamadan to Alisadr Cave. The length between Hamadan to Alisadr Cave is 60 km.