António José da Costa Silva (Portuguese pronunciation: [ɐ̃ˈtɔnju ˈkɔʃtɐ ˈsiɫvɐ]; born 23 November 1952) is a Portuguese professor, businessman and politician serving as the current Minister of the Economy and Maritime Affairs since 30 March 2022, part of the third Costa cabinet. Costa Silva studied Mining Engineering at Technical University of Lisbon's Higher Technical Institute, going on to earn a master’s in Petroleum Engineering from Imperial College and a PhD in Petrol Reserve Engineering from both his previous colleges.