The Arctic Ocean Flotilla (Russian: Флотилия Северного Ледовитого океана, romanized: Flotiliya Severnogo Ledovitogo okeana), was a Russian military flotilla stationed in Aleksandrovsk (present-day Polyarny) near the mouth of the Kola Gulf, Iokanga, and Arkhangelsk.

By the end of 1917 the AOF comprised the battleship Chesme, the cruisers Askold and Varyag, 6 destroyers, 3 submarines and other ships.

Its mission was to secure uninterrupted the sea lines of communications connecting Russia with its Entente allies.

[1] After Bolshevik Russia's withdrawal from World War I in March 1918, the flotilla comprised approximately 90 combatant and auxiliary ships.

This article includes content derived from the Great Soviet Encyclopedia, 1969–1978, which is partially in the public domain.