Brunswick-Bevern is an extinct German dynasty

Dynasty

A dynasty is a sequence of rulers considered members of the same family. Historians traditionally consider many sovereign states' history within a framework of successive dynasties, e.g., China, Ancient Egypt and the Persian Empire...

. It is a branch of the Younger House of Brunswick, a branch of the House of Welf. Its first member was Ferdinand Albert I, Duke of Brunswick-Lüneburg

Ferdinand Albert I, Duke of Brunswick-Lüneburg

Ferdinand Albert , Duke of Brunswick-Lüneburg, was a relative of the princes of Brunswick-Wolfenbüttel....

, who received Bevern

Bevern, Lower Saxony

Bevern is a municipality in the District of Holzminden, Lower Saxony, Germany. Bevern lies on the River Weser in the Weserbergland.Bevern is also the seat of the Samtgemeinde Bevern....

 Palace as part of his inheritance in 1666. Originally non-ruling, the Bevern line came to power in the principality of Brunswick-Wolfenbüttel when the main line of the Younger House of Brunswick became extinct in 1735. At that time, Brunswick-Bevern was given to Ernest Ferdinand, a younger son of the first Duke. His descendants held the secundogeniture

Secundogeniture

A secundogeniture was a dependent territory given to a younger son of a princely house and his descendants, creating a cadet branch. This was a special form of inheritance...

 for three more generations.

The Brunswick-Bevern line went extinct with the death of William VIII, Duke of Brunswick-Lüneburg, in 1884.

Dukes of Brunswick-Bevern

• 1666-1687: Ferdinand Albert I
  Ferdinand Albert I, Duke of Brunswick-Lüneburg
  Ferdinand Albert , Duke of Brunswick-Lüneburg, was a relative of the princes of Brunswick-Wolfenbüttel....
  
  
• 1687-1735: Ferdinand Albert II
• 1735–1746: Ernest Ferdinand
• 1746–1781: August William
• 1781–1809 :Frederick Charles Ferdinand