Diocese of Warsaw
Diocese of Warsaw stands for:
- Archdiocese of Warsaw , Roman Catholic (until 1818 diocese)
- Diocese of Warsaw-Praga , Roman Catholic diocese
- Diocese of Warsaw , Evangelical-Augsburg (Lutheran) Church in Poland
- Diocese of Warsaw (Polish-Catholic) , Polish-Catholic Church
- Archdiocese of Warsaw-Bielsk Podlaski , Polish Orthodox Church
- Archeparchy Przemyśl-Warsaw , Ukrainian Greek Catholic Church
- Diocese of Warsaw-Płock , Old Catholic Church of the Mariavites
