Contains information translated from the corresponding article in the Russian Wikipedia; may be expanded Alexander Ivanovich Marinesko (, , Aleksandr Ivanovich Marinesko, Alexander Marinesco; ) (January 15, 1913 - November 25, 1963) was a Soviet naval officer and, during World War II, the captain of the S-13 submarine, which sank the German ship Wilhelm Gustloff, with recent research showing that over 9,000 died when the ship sank.