Ruslan Faritovich Zainullin (; born 14 February 1982) is a Russian professional ice hockey center currently playing for Kuban Krasnodar of the Russian second tier Higher Hockey League (VHL).
Zainullin was drafted 34th overall by the Tampa Bay Lightning in the 2000 NHL Entry Draft after playing his first professional season in the Russian Super League with Ak Bars Kazan. Despite being drafted in the NHL, Zainullin has never played in the league, opting to remain in Russia.
Playing with HC MVD in 2007âÂÂ08, he recorded his most prolific season with 23 points in 50 games.