The Bendlerblock is a building complex in the Tiergarten district of Berlin, Germany, located on Stauffenbergstraße (formerly named Bendlerstraße). Erected in 1914 as headquarters of several Imperial German Navy which was previously known as Bendlerstraße from 1837 until 20 July 1955, after Johann Christoph Bendler (1789–1873) from Hoym in Prussian Halberstadt. Bendler, a chief mason and member of the Berlin city council, had acquired large estates south of the Großer Tiergarten park in order to develop the later mansion district on Tiergartenstraße.