Titular Episcopal See of Sejny, Poland

Rite: Roman (Latin)

Name: Sejny (polski) / Augustów / Seinen(sis)

Location: m. Warmia, Poland

1818.06.30: Established as Diocese of Sejny / Sejna / Seinen(sis) (Latin) (from Diocese of Płock and from the suppressed Diocese of Wigry)
1821.07.20: Renamed as Diocese of Augustów (polski)
1921: Lost territory to Diocese of Žemaitija
1925.10.28: Suppressed (to establish Diocese of Łomża)
2009.01: Restored as Titular Episcopal See of Sejny (polski) / Augustów / Seinen(sis)

Titular Archbishop (2009.03.18 – ...):

Archbishop Jan Romeo Pawłowski (63)

Apostolic Nuncio to Greece

Bishops of Augustów (Roman Rite)

Bishop Antanas Karosas (Antoni Karaś)
(1910.04.07 – 1925.10.28)

Titular Bishop of Dorylæum (1906.11.08 – 1910.04.07)

Auxiliary Bishop of Žytomyr (Ukraine) (1906.11.08 – 1910.04.07)

Bishop of Augustów (1910.04.07 – 1925.10.28)

Bishop of Vilkaviškis (Lithuania) (1926.04.05 – 1947.07.07)

Bishop Antoni Baranowski (Antanas Baranauskas)
(1897.07.21 – 1902.11.26)

Titular Bishop of Thespia (1884.03.24 – 1897.07.21)

Auxiliary Bishop of Žemaitija (1884.03.24 – 1897.07.21)

Bishop of Augustów (1897.07.21 – 1902.11.26)

Bishop Piotr Paweł Wierzbowski
(1872.02.23 – 1893.07.01)

Bishop of Augustów (1872.02.23 – 1893.07.01)

Bishop Konstanty Ireneusz Łubieński
(1862.05.21 – 1869.06.16)

Bishop of Augustów (1862.05.21 – 1869.06.16)

Bishop Paweł Straszyński
(1836.11.21 – 1847.07.21)

Bishop of Augustów (1836.11.21 – 1847.07.21)

Bishop Mikołaj Jan Manugiewicz
(1825.12.19 – 1834.06.25)

Titular Bishop of Thaumaci (1822.09.27 – 1825.12.19)

Auxiliary Bishop of Warszawa (Poland) (1822.09.27 – 1825.12.19)

Bishop of Augustów (1825.12.19 – 1834.06.25)

Bishop Ignacy Stanisław Czyżewski, S.J.
(1820.05.29 – 1823.12.11)

Bishop of Augustów (1820.05.29 – 1823.12.11)

Bishops of Sejny (Roman Rite)

Bishop Jan Klemens Gołaszewski
(1818.06.30 – 1820.03.08)

Bishop of Wigry (1805.06.26 – 1818.06.30)

Bishop of Sejny (1818.06.30 – 1820.03.08)

Auxiliary Bishop: Bishop Romuald Jałbrzykowski (later Archbishop) (1918.07.29 – 1925.12.14)
Auxiliary Bishop: Bishop Stanisław Kostka Choromański (later Archbishop) (1828.12.15 – 1836.11.21)