Jakov was an Eastern Orthodox archbishop who led the Serbian Church between 1286 and 1292. Although historical details regarding his life remain limited, he is recognized for his significant contributions to the ecclesiastical landscape of the region. He is credited with establishing and restoring various churches and potentially moving the episcopal seat from Žiča to the Peć metochion. Known for his gentle and charitable nature, he maintained a particular devotion to the Studenica monastery, supporting it with liturgical items and accessories.