Dmitry Senyavin
Dmitry Nikolayevich Senyavin or Seniavin (Russian: Дмитрий Николаевич Сенявин; 17 August [O.S. 6 August] 1763 – 17 April [O.S. 5 April] 1831) was a Russian admiral during the Russo-Turkish and Napoleonic wars. He was the successor of F. F. Ushakov: in the Battle of Athos, D. N. Senyavin developed the tactics used by Ushakov — to attack the column by several groups, directing the main blow against the Ottoman flagships.