Ao Man Long (born in Macau, December 1956) was the first Secretary for Transport and Public Works of the Macau Special Administrative Region of the People's Republic of China, from 20 December 1999 to 6 December 2006. On 8 December 2006, Ao was arrested based on a case built by the Macau Commission Against Corruption, making him the highest-ranking official arrested in the history of Macau.