House of Oldenburg
- Coat of Arms
- Additional Arms
- Kings of Denmark, Norway and Sweden
- Kings of Denmark and Norway
- Kings of Denmark
- Cadet Branches
House of Oldenburg-Bruchhausen
Lords of Wildeshausen, Altbruchhausen and Neubruchhausen
Counts of Bruchhausen and Wildeshausen
Issued from Henry I, son of Egilmar II, Count of OldenburgHouse of Oldenburg-Delmenhorst
Lords of Jever
Counts of Oldenburg and Delmenhorst
Issued from Gerhard VI, 3rd son of Dietrich, Count of Oldenburg and younger brother of Christian I of DenmarkHouse of Holstein-Gottorp
Dukes of Holstein-Gottorp
Tsars of Russia
Kings of Sweden
Issued from Adolf, 3rd son of Frederick I of Denmark from his 2nd marriageHouse of Glücksburg
Dukes of Slesvig-Holstein
Kings of Denmark, Norway and Greece
Issued from John the Younger, 3rd son of Christian III of Denmark
- Illegitimate Branches
House of Gyldenløve
Illegitimate branch issued from Christian IV of DenmarkHouse of Gyldenløve
Illegitimate branch issued from Frederick III of DenmarkHouse of Gyldenløve
Illegitimate branch issued from Christian V of Denmark
- Personal Arms