Background
He was the second son of Friedrich Wilhelm II, Duke of Saxe-Altenburg and Magdalene Sybille of Saxony, his second wife. The death of his older brother Christian (1663) made him the new heir of the duchy of Saxe-Altenburg.
He was the second son of Friedrich Wilhelm II, Duke of Saxe-Altenburg and Magdalene Sybille of Saxony, his second wife. The death of his older brother Christian (1663) made him the new heir of the duchy of Saxe-Altenburg.
Only three years later, the young duke died of smallpox. With his death, the branch of Saxe-Altenburg became extinct.