The Diocese of Artsakh (Armenian: Արցախի թեմ, romanized: Artsakhi t'em) is one of the largest dioceses of the Armenian Apostolic Church covering the self-proclaimed Republic of Artsakh. It is named after the historic province of Artsakh; the 10th province of the Kingdom of Armenia. The diocesan headquarters are located on Ghazanchetots street 72, in the town of Shushi. The seat of the bishop is the Ghazanchetsots Cathedral. On 21 January 2022, Vrtanes Abrahamyan was appointed Primate of the Diocese.