Sergei Yeliseyev (admiral)

Sergei Yeliseyev (born 1962 near Moscow) is a Vice Admiral, former First Deputy Commander of the Ukrainian Navy who defected to Russia in 2014.

He graduated from a Soviet naval school in Kaliningrad in 1983 and previously served with the Russian Pacific Fleet. From 19 February – 1 March 2014, Yeliseyev was an acting Commander of the Ukrainian Navy as the First Deputy Commander. In early 2014, he left the military oath of the Ukrainian Armed Forces and sided with the Russian Federation against Ukraine along with another high-ranking military officer Denis Berezovsky in the wake of the Crimean Crisis. Since July 2014, he has been serving as a Deputy Commander of the Russian Baltic Fleet.