Peter I of Oldenburg Prince-Bishop and Grand Duke (first as regent, then officially after 1823) of Oldenburg (1755-1829)
<nowiki>Cristiano Augusto di Holstein-Gottorp; Holstein-Gopttorpi Keresztély Ágost; Cristià August de Holstein-Gottorp; Χριστιανός Αύγουστος του Οϊτίν; Christian August de Holstein-Gottorp; Christian-Auguste de Holstein-Gottorp; Кристиан Август Гольштейн-Готторпский; Cristián Augusto de Holstein-Gottorp; Christian August o Holstein-Gottorp, Tywysog Eutin; Cristiano Augusto de Holstein-Gottorp; Хрысціян Аўгуст Гольштэйн-Готарпскі; כריסטיאן אוגוסט מהולשטיין-גוטורפ, נסיך אויטין; Христиан Август фон Шлезвиг-Холщайн-Готорп; Christian August af Slesvig-Holsten-Gottorp; Christian August (Eutin prensi); クリスティアン・アウグスト・フォン・シュレースヴィヒ=ホルシュタイン=ゴットルプ; Cristiano Augusto de Holstein-Gottorp; კრისტიან ავგუსტ ჰოლშტაინ-გოტორპელი; Kristian August av Holstein-Gottorp; Christian August av Slesvig-Holsten-Gottorp; Крістіан Август Гольштейн-Готторпський; Christiaan August van Holstein-Gottorp; Christiaan August van Holstein-Gottorp; Christian August av Slesvig-Holsten-Gottorp; 克里斯蒂安·奧古斯特 (霍爾斯坦-戈托普); Christian August von Schleswig-Holstein-Gottorf; Christian August of Holstein-Gottorp, Prince of Eutin; كريستيان أوغست من هولشتاين-غوتورب; Kristián August Šlesvicko-Holštýnsko-Gottorpský; Christian August von Schleswig-Holstein-Gottorf; principe di Eutin; リューベック領主司教; fyrstbiskop i Lübeck; tysk präst; tysk prest; כהן דת גרמני; Duits priester (1673-1726); князь-епископ Любека; князь-єпископ Любеку; protestantischer Fürstbischof des Hochstifts Lübeck; کشیش آلمانی; Prince regent of Eutin, Prince-bishop of Lübeck and regent of the Duchy of Holstein-Gottorp; قس ألماني; eutinský kníže regent, lübecký kníže-biskup a regent Holštýnsko-gottorpského vévodství; Fyrstbiskop af Lübeck og regent i Slesvig-Holsten-Gottorp (1673-1726); Cristiano Augusto di Schleswig-Holstein-Gottorp; Christian Auguste de Holstein-Gottorp; Christian August of Holstein-Gottorp, Prince of Eutin; Kristian August; Christian August of Holstein-Gottorp-Eutin; Christiaan August van Sleeswijk-Holstein-Eutin; Christiaan August van Sleeswijk-Holstein; Christiaan August van Holstein; Christiaan August van Sleeswijk-Holstein-Gottorp; Christian August de Holstein-Gottorp-Eutin; Christian August af Holsten-Gottorp-Eutin; Christian August</nowiki>
Christian August of Holstein-Gottorp, Prince of Eutin
Prince regent of Eutin, Prince-bishop of Lübeck and regent of the Duchy of Holstein-Gottorp