Oktoikh is an ensemble of church and secular music in Chelyabinsk, Russia. It was created in 1988 from singers of Russian Orthodox Churches of the . Its director is , a Meritorious Artist of the Russian Federation. In addition to Russian Orthodox and secular music, the ensemble performs historical and modern sacred music of other religious confessions, including Catholic, Protestant, Jewish, and Muslim. They sing both regular sacred music and songs of their own composition. Everyone in the ensemble is bearded, which has become a public image of the ensemble.