(fäb´ēen gôt´lēp fôn bĕl´Ĭngzhou´zen) , 1778-1852, Russian explorer, b. Sarema, Estonia. A graduate of the naval academy at Kronstadt, he commanded two ships on an extended voyage (1819-21) during which he circumnavigated Antarctica and named the Alexander I, Peter I, and Traversay islands. Before returning to Kronstadt, he explored Fiji and the Society Islands.