Sayyid Babar Ali Khan Bahadur (Bengali: বাবর আলী খান; died 28 April 1810) was the Nawab of Bengal and Bihar.

He succeeded to the Nawab's Masnad (throne) after his father, Mubarak Ali Khan died on 6 September 1793.

Nawab Nazim Babar Ali Khan was born to Mubarak Ali Khan (Nawab of Bengal) and Faiz-un-nisa Walida Begum, one of his principal wives.

Babar Ali Khan succeeded his father to the Masnad (throne) after he died on 6 September 1793.

Nawab Nazim Babar Ali Khan died on 28 April 1810 in Dacca during his visit in Nimtali and was succeeded by his elder son, Zain-ud-Din Ali Khan as Nawab of Bengal and Bihar.