The governor of Metro Manila was a political position whose holder served as the executive head of the National Capital Region (NCR) of the Philippines, also known as Metro Manila. The position during its existence was also known as the governor of the Metro Manila Commission. The Metro Manila Commission was the central government of Metro Manila from 1975 until 1990 when it was replaced by the Metro Manila Authority. The MMA itself would later be known as the Metropolitan Manila Development Authority (MMDA).