The Archdiocese of Agana is a Roman Catholic archdiocese located in Guam, a U.S. territory in the Pacific Ocean. Established in 1911, it serves as the spiritual leader for Catholics in the region, overseeing various parishes and communities. The archdiocese is part of the larger ecclesiastical province of San Francisco. The archdiocese is led by an archbishop, who is responsible for guiding the local church and its activities. It plays a significant role in the cultural and social life of Guam, promoting education, charity, and community service through various programs and initiatives.