Roman Catholic Diocese of Srijem

The Diocese of Srijem (Latin: Dioecesis Sirmiensis; Croatian: Srijemska biskupija; Serbian: Сремска бискупија) is the Latin Church archdiocese of the Catholic Church in Serbia, covering Serbian part of Syrmia region. It is a suffragan diocese in the ecclesiastical province of the Archdiocese of Đakovo-Osijek.