Nawab Sayyid Hussain Ali Khan Barha (1666 – 8 October 1720), officially Itisham-ul-Mulk,[1] was a kingmaker of the later Mughal Period.

Hussain Ali Khan rose as a kingmaker in early 18th century India, when he was concurrently the governor of Ajmer and Aurangabad in the Deccan.

[12] The Sadaat-e-Bara tribe, due to their reputation, acquired a hereditary right to lead the vanguard of imperial Mughal armies in every battle.

[20] Intoxicated with power, with passing through the territory of Jai Singh, he pillaged the wayside villages of Jaipur and its innocent peasantry, and refused to accept presents from a high-ranking officer.

[24] Upon helping the Emperor Farrukhsiyar to the throne of Delhi, Hussain Ali Khan Barha was awarded with the position of Mir Bakhshi and granted the following titles and appellations: Umdat-ul-mulk, Amir-ul-Umara, Bahadur, Feroze Jung, Sipah Sardar.