Muhammad VI al-Habib (13 August 1858 – 13 February 1929) (Arabic: محمد الحبيب باي, Muḥamad el-Ḥabīb Bāy) was the ruler of Tunisia from 10 July 1922 until 11 February 1929.
He was born at the Palace of Bardo the only son of Prince Muhamad el-Ma'mun Bey. He was appointed heir apparent with the title Bey al-Mahalla on May 12, 1906. He succeeded as Bey of Tunis on the death of his cousin Muhammad V an-Nasir.
Muhammad VI died at Carthage having been married three times with two daughters and three sons including Muhammad VIII al-Amin.