Nawabganj is a town and nagar panchayat in Hasanganj tehsil of Unnao district, Uttar Pradesh, India.

[2] Founded in 1842[2] and first officially classified as a town for the 1981 census,[3] Nawabganj once served as the seat of a tehsil under the Nawabs of Awadh[2] and is today the headquarters of a community development block containing 124 villages.

[1] Designated as a protected Ramsar site since September 2019, the sanctuary is home to over 25,000 birds (including both resident and migratory populations) across some 220 species.

[4] Among the species present are the endangered Egyptian vulture and Pallas's fish eagle, as well as the vulnerable lesser adjutant and woolly-necked stork.

[4] Additionally, the sanctuary is home to larger mammals including the golden jackal and the jungle cat.

[1] Nawabganj was founded in 1842 by Amin-ud-Daulah, the prime minister of Oudh State, who also built a sarai and mosque here.

[1] Employment status varied substantially according to gender, with 49.8% of men being either main or marginal workers, compared to only 5.3% of women.