Career
In 1679 he became a page to Crown Prince Frederick and found favour, becoming a Freiherr in 1700. He was removed from court in 1703 after attempting to dissuade the King from marrying Elisabeth Helene von Vieregg, becoming a bailiff in Flensburg, but was appointed Geheimrat in 1703 and Count of Holsteinborg in 1708. He was sent on a diplomatic mission to England in 1718, appointed to the Cabinet in 1719.
His sister-in-law became Queen in 1721, and Holstein was appointed Grand Chancellor.
He was removed from office on the King"s death in 1730.