He was the son of Count Henry V of Schwarzburg-Blankenburg, from his marriage to Sophie of Halych, the daughter of King Daniel of Galicia.
He died on 11 November 1324 during an expedition in the Margraviate of Brandenburg and was buried in the Grey Monastery in Berlin.
His first wife was Christina of Gleichen (d. after 18 September 1296), a daughter of Count Albert III of Gleichen-Tonna (1249-1290) and Cecilia Esbernsdatter.
They had seven children: His second wife was married Utha (or Oda) of Henneberg-Hartenberg, documented in 1331, (d. 1 April 1346; buried in Arnstadt), widow of Henry V, Count of Schwarzburg (d. before 19 September 1293), daughter of Count Poppo X of Henneberg-Hartenberg (1286-1349) and Richza of Hohenlohe-Weikersheim (1305-1337).
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