Ahmad II ibn Ali (13 April 1862 – 19 June 1942) (Arabic: ???? ??? ?? ??? ????, ?A?mad Bay bin ?Ali Bay), commonly known as Ahmed Bey, was the ruler of Tunisia from 11 February 1929 until his death.
He was the son of Ali Muddat ibn al-Husayn.He was born in the Dar al-Taj Palace at La Marsa.
On 14 January 1928 he became the Bey al-Mahalla (crown prince) of Tunis, and thus the lieutenant-general of the Beylical Army, and became bey upon the death of his cousin Muhammad VI al-Habib.