The following persons were Bishops of the Diocese of Oldenburg or Lübeck (until 1180), Prince-Bishops of the diocese of Lübeck and the Prince-Bishopric of Lübeck (1180âÂÂ1535), Lutheran Administrators of the Prince-Bishopric of Lübeck without pastoral function, and pastoral chairmen of the Evangelical Lutheran State Church in the Region of Lübeck.
Not all incumbents of the Lübeck See were imperially invested princely power as Prince-Bishops and not all were papally confirmed as bishops. In 1180 part of the Lübeck diocesan territory were disentangled from the Duchy of Saxony and became an own territory of imperial immediacy called Prince-Bishopric of Lübeck, a vassal of the Holy Roman Empire. The prince-bishopric was an elective monarchy, with the monarch being the respective bishop usually elected by the Lübeck cathedral chapter, and confirmed by the Holy See, or exceptionally only appointed by the Holy See. Papally confirmed bishops were then invested by the emperor with the princely regalia, thus the title prince-bishop. However, sometimes the respective incumbent of the see never gained a papal confirmation, but was still invested the princely regalia. Also the opposite occurred with a papally confirmed bishop, never invested as prince. A number of incumbents, elected by the chapter, neither achieved papal confirmation nor imperial investiture, but as a matter of fact nevertheless de facto held the princely power. The respective incumbents of the see bore the following titles: