| Country: | IND |
| Type: | NH |
| Route: | 91A |
| Length Km: | 126 |
| Terminus A: | Etawah, Uttar Pradesh |
| Junction: | NH 2 in Etawah NH 91 in Kannauj |
| Terminus B: | Kannauj, Uttar Pradesh |
| Destinations: | Etawah - Bharthana - Bidhuna - Bela, Auraiya - Kannauj |
| States: | Uttar Pradesh 126km (78miles) |
| Previous Type: | NH |
| Previous Route: | 91 |
| Next Type: | NH |
| Next Route: | 92 |
National Highway 91A (NH 91A) is an Indian National Highway entirely within the state of Uttar Pradesh.[1] NH 91A links Etawah on NH 2 with Kannauj on NH 91 and is 126km (78miles) long.