Anna of Holstein-Gottorp (27 February 1575 – 24 April 1610)[1] was a noblewoman from the Holy Roman Empire, member of the House of Holstein-Gottorp by birth and House of Hesse by marriage.

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).

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.

This article about a German countess is a stub.