The Diocese of Bolzano-Brixen is a Roman Catholic diocese located in northern Italy, primarily serving the regions of South Tyrol and parts of Trentino. Established in the 11th century, it has a rich history and is known for its unique blend of Italian and German cultures. The diocese is part of the Ecclesiastical Province of Trento. The diocese's administrative center is the city of Bolzano, where the bishop's seat is located. It encompasses numerous parishes and communities, focusing on pastoral care, education, and social services. The diocese also promotes ecumenical dialogue and cooperation among different Christian denominations in the region.