(Abolished 11 November 1918)
Heinrich XXVII, Prince Reuss Younger Line
At the death of his father in 29 March 1913, Heinrich inherited the throne of the Principality, as well he continued the regency of Reuss Elder Line, because of a physical and mental disability of Prince Heinrich XXIV due to an accident in his childhood.
Prince Heinrich XXVII abdicated in 1918 after the German Revolution of 1918–19, when all German monarchies were abolished.
After the death of Heinrich XXIV, Prince Reuss Elder Line in 1927, the titles passed to Heinrich XXVII.

Heinrich XLV, Hereditary Prince Reuss Younger Line
Heinrich XLV was the head of the House of Reuss, and last male member of the Reuss-Schleiz branch of the Younger Line.
Heinrich XLV was the only surviving son of Heinrich XXVII.
During the 1930s Heinrich XLV became a Nazi sympathizer and member of the Nazi Party.
In 1945 he was arrested iby the Soviet military and disappeared.
In 1962 he was declared dead by a court in Büdingen.
(Abolished 11 November 1918)
Heinrich XXVII, Prince Reuss Younger Line
At the death of his father in 29 March 1913, Heinrich inherited the throne of the Principality, as well he continued the regency of Reuss Elder Line, because of a physical and mental disability of Prince Heinrich XXIV due to an accident in his childhood. Prince Heinrich XXVII abdicated in 1918 after the German Revolution of 1918–19, when all German monarchies were abolished. After the death of Heinrich XXIV, Prince Reuss Elder Line in 1927, the titles passed to Heinrich XXVII.
Heinrich XLV, Hereditary Prince Reuss Younger Line
Heinrich XLV was the head of the House of Reuss, and last male member of the Reuss-Schleiz branch of the Younger Line. Heinrich XLV was the only surviving son of Heinrich XXVII. During the 1930s Heinrich XLV became a Nazi sympathizer and member of the Nazi Party. In 1945 he was arrested iby the Soviet military and disappeared. In 1962 he was declared dead by a court in Büdingen.
Former German nobility in the Nazi Party