Ba Mamadou dit Mbaré (1946 – 10 January 2013) was a Mauritanian politician who served as President of the Senate of Mauritania from 2006 until his death.

[3] After receiving his primary and secondary education in Mauritania, he studied in the Soviet Union at the Academy of Agricultural Sciences of Ukraine, located in Kiev, from 1967 to 1973, and he earned a degree in veterinary medicine.

He also worked as a functionary at the Ministry of Fishing and the Maritime Economy during his time as Mayor of Wali, until he was appointed as Director-General of the Autonomous Port of Nouadhibou in 2002; he held the latter position until 2003.

Abdel Aziz resigned from all political and military positions on 15 April 2009 so that he could stand as a candidate in the July 2009 presidential election, required by a constitutional regulation.

Mbaré succeeded Abdel Aziz as head of state in an interim capacity, becoming the first black leader of Mauritania.