Anna of Holstein-Gottorp

Anna of Holstein-Gottorp (27 February 1575 – 24 April 1610) was a German noblewoman, member of the House of Holstein-Gottorp by birth and House of Hesse by marriage.

Early life
Anna was born as the seventh child and fourth daughter of Duke Adolf of Holstein-Gottorp and his wife, Landgravine Christine of Hesse (daughter of Landgrave Philip I of Hesse).

Personal life
On 28 January 1598, she married Count Enno III of Ostfriesland, elder son of Count Edzard II of Ostfriesland and his wife Princess Katarina of Sweden, eldest daughter of King Gustav I of Sweden. He was previously married to Countess Walburgis of Rietberg. They had the following children:


 * Anna Maria, Countess of Ostfriesland (1601–1634), married Adolf Frederick I, Duke of Mecklenburg-Schwerin (1588–1658)
 * Rudolf Christian, Count of Ostfriesland (1602–1628)
 * Ulrich II, Count of Ostfriesland (1605–1648)