Bishops
- 1836–1841 Andreas Stanislaus von Hatten
- 1841–1867 Joseph Ambrosius Geritz
- 1867–1885 Philipp Krementz
- 1886–1908 Andreas Thiel
- 1908–1930 Augustinus Bludau
- 1930–1947 Maximilian Kaller, suffragan of Roman Catholic Archdiocese of Breslau/Wrocław since 1930. Kaller remained bishop until 1947, even though expelled from Warmia in 1946.
- 1947–1972 sede vacante
- 1972–1978 Józef Drzazga, suffragan of Archdiocese of Warsaw
- 1979–1981 Józef Glemp
- 1981–1988 Jan Władysław Obłąk
- 1988–1992 Edmund Michał Piszcz, elevated as archbishop in 1992
Read more about this topic: List Of Bishops Of Warmia