Ala-ud-Din Hasan Bahman Shah (bahasa Persia: علاء الدين بهمن شاه; meninggal 10 Februari 1358)[4] dengan nama asli Zafar Khan atau Hasan Gangu, adalah pendiri Kesultanan Bahmani.
^History of the Deccan. Mittal Publications. 1990. hlm. 15. This man was called Hasan. He was born in the year 1290 (A.D.) and was in very humble circumstances.
^Briggs 1909, Death of Alauddin Hassan Shah Bahamani pp.
297.