Panagiotis Angelopoulos (alternate spellings: Panayiotis, Aggelopoulos) (Greek: Παναγιώτης Αγγελόπουλος) is a Greek businessman and an oil shipping and steel magnate. He is the co-owner of the men's professional Greek Basket League and EuroLeague club basketball team Olympiacos, along with his brother, Giorgos Angelopoulos.
Angelopoulos is the son of the Greek oil shipping and steel magnate, Constantine Angelopoulos, and the grandson of the late Greek industrialist, Panagiotis Angelopoulos (1909–2001). He is also the nephew of Theodore Angelopoulos. He is the brother of Giorgos Angelopoulos.
Angelopoulos, along with his brother Giorgos, is the co-owner of Halyvourgiki Hellenic Steel Industry and Arcadia Shipmanagement.
Panagiotis Angelopoulos, and his brother, Giorgos, won the EuroLeague Club Executive of the Year Award in the year 2012, after their professional basketball club, Olympiacos, won the EuroLeague 2011–12 season's championship.