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Ashraf Ali Khan
Tomb of Ashraf Ali Khan at Jafarganj Cemetery.
Nawab Nazim of Bengal and Bihar
Reign	10 March 1770 – 24 March 1770
Coronation	21 March 1770
Predecessor	Najabat Ali Khan
Successor	Mubarak Ali Khan
Born	c. 1759 Murshidabad, Bengal Presidency
Died	24 March 1770 Namak Haram Deorhi, Bengal Presidency
Burial	Jafarganj Cemetery
Consort	Sakina Begum
Issue	Sharif ud-din 'Ali Khan (one son and three daughters)
Names Sayyid Ashraf 'Ali Khan
Dynasty	Najafi
Father	Mir Jafar
Mother	Rahat un-Nisa Begum
Religion	Shia Islam

Sayyid Ashraf 'Ali Khan Bahadur (Bengali: আশরাফ আলী খান; before 1759 – 24 March 1770), was Nawab Nazim of Bengal and Bihar. He was the fourth son of Mir Jafar.

He was adopted by his aunt, Nafisat un-Nisa Begum Sahiba (Manjhli Begum). On 11 March 1770, he was proclaimed as Nawab Nazim of Bengal and Bihar on the death of his elder brother Najabat Ali Khan. He was formally installed on the Khahar Balish, at Murshidabad Fort, 21 March 1770.

But shortly he died of smallpox, at Murshidabad Fort, 24 March 1770.

• History of Bangladesh
• History of Bengal
• History of India
• List of rulers of Bengal
• Nawabs of Bengal
• Shia Islam in the Indian subcontinent