OLDENBURG, a town of Germany, and capital of the grandduchy of Oldenburg. It is a quiet and pleasant-looking town, situated 27 m. by rail W. of Bremen, on the navigable Hunte and the Hunte-Ems canal. Pop. (1905), including the suburbs, 28,565. The inner or old town, with its somewhat narrow streets, is surrounded by avenues laid out on the site of the former ramparts, beyond which are the villas, promenades and gardens of the modern quarters. Oldenburg has almost nothing to show in the shape of interesting old buildings. The ' To this branch belonged Adolphus Frederick, son of Christian Augustus bishop of Liibeck (d. 1726), who in 1751 became king of Sweden.
Another branch of the Oldenburg family, descended from John, son of Christian HI. of Denmark, is that of Holstein-Sonderburg. This was subdivided into the lines of Sonderburg-Augustenburg and Sonderburg-Gliicksburg. Prince Christian, who married Princess Helena of Great Britain, belongs to the former of them. To the latter belong the kings of Denmark, Greece and Norway.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)