Iraqi Biradri is a Sunni Muslim caste found chiefly in Ghazipur, Azamgarh, Ballia, Deoria and Gorakhpur districts of the eastern Uttar Pradesh in India.
Sayyid Masud Al Hussaini successfully extended the Ghazipur area under the Delhi Sultanate, settling with his family in the newly conquered city during the Mamluk Sultan Firuz Shah Tughlaq circa 1330.
[1][2]: 157, 158 As a result, Iraqi Biradri are known have to settled in Ghazipur in the 14th century, with an origin roughly 700 years ago.
[3][4] The ancestors as old as 300 years or more are now very well-identified in many towns/villages of the districts as mentioned above including Ghazipur in the form of distinct family trees.
A variety of Y-DNA haplogroups are found among certain random samples that represent distinct Iraqi families as outlined above.