Who married Augusta Marie of Holstein-Gottorp?

Augusta Marie of Holstein-Gottorp (6 February 1649 – 25 April 1728) was a German noblewoman who became a Margravine of Baden-Durlach by virtue of marriage. Born into the House of Holstein-Gottorp, she was a daughter of Frederick III, Duke of Holstein-Gottorp and Duchess Marie Elisabeth of Saxony.

Friedrich VII Magnus of Zähringen (23 September 1647 – 25 June 1709) was the Margrave of Baden-Durlach from 1677 until his death.

Born at Ueckermünde, he was the son of Margrave Friedrich VI and Countess Palatine Christine Magdalene of Cleeburg. He succeeded his father as Margrave in 1677. He got involved in the Nine Years' War and after the Treaty of Ryswick in 1697, he received the title of Margrave of Basel, although it was only a formal title and he never had any real power over the Swiss city. He again took part in the War of the Spanish Succession, as one of the leaders of the Imperial Army; some of the battles being fought in his territories.

He died at Durlach in 1709 and was succeeded in the Margraviate by his son, Charles III William, Margrave of Baden-Durlach