Alexander Ivanovich Medvedev (Russian: Александр Иванович Медведев; Aleksandr Ivanovich Medvedev) (born 14 August 1955 in Shakhtyorsk, Sakhalin Oblast) is a suspected former KGB agent and the current Deputy Chairman of the Board of Executive Directors of Russian energy company Gazprom, and the Director-General of Gazprom's export arm Gazprom Export . He is a member of the Coordination Committee of RosUkrEnergo and a member of the shareholders' committee of Nord Stream AG.

In 1978, he graduated from the Moscow Institute of Physics and Technology. From 1978 to 1989 he worked at the Institute of World Economy and International Relations. In 1989–1991 he was a director of the Soviet owned Donau Bank AG in Vienna and a managing director of bank's subsidiary company Inter Trade Consult GmbH. It is believed that he had an undercover KGB job. He worked at Donau Bank at the same time as Andrei Akimov, another KGB officer and now Gazprombank's chief.

From 1991 to 1996 and from 1998 to 2002 he was director of the Austrian IMAG Investment Management & Advisory Group GmbH. Between 1997 and 1998 he was a vice president of the Eastern oil company (Восточная нефтяная компания) in Moscow. Since August 2002, Alexander Medvedev is the Director-General of Gazprom Export (former Gazeksport) and the Deputy Chairman of the Board of Executive Directors of Gazprom.