Eastern Orthodox Church

The Blessed Virgin Mary is revered in the Eastern Orthodox Church as the bearer of God, venerated in Marian devotions. Marian worship occupies an essential place in the Orthodox Church. According to its theology, the Virgin Mary is the Theotokos - the Godhead, the Mother of God.

An excerpt from the article 18 facts about Eastern Orthodox Church
Orthodoxy emphasizes the greatness of the Mother of God and her superiority not only over all the saints, but also over the highest angels. She is considered the first after God and before God to be the intercessor and helper of the human race.