Almost the entire population of
Gyumri belongs to the Armenian
Apostolic Church.
Gyumri is the home of the Diocese of Shirak with the Cathedral of the Holy
Mother of God. The Armenian Catholic Church has a tiny community in Armenia headed by the Eparchy of Armenia and Eastern Europe which is based in Gyumri. The presence of
the small Russian Orthodox community in the city is marked with the church of Saint Nikolai the Wonderworker