Ḥají Mullá ʻAlí-Akbar S͟hahmírzádí (Persian: حاج ملا على أكبر شهميرزادي 1842 – 1910), known as Ḥají Ák͟húnd, was an eminent follower of Baháʼu'lláh, the founder of the Baháʼí Faith. He was appointed a Hand of the Cause, and identified as one of the nineteen Apostles of Baháʼu'lláh.