Sergei Stanislavovich Arekayev (; born September 22, 1978) is a Russian retired professional ice hockey player.
Arekayev played for seven seasons in the Russian Superleague with 6 different teams. Arekayev then played 98 games in the Kontinental Hockey League (KHL) with HC MVD, HC Neftekhimik Nizhnekamsk and Amur Khabarovsk.