Anna Luise Föhse, Princess of the Holy Roman Empire (22 March 1677 in Dessau – 5 February 1745) was a German imperial princess.

She was the childhood sweetheart and later morganatic wife of Prince Leopold I of Anhalt-Dessau.

Despite great resistance on the part of her own father and of her mother-in-law Henriette Catherine, the daughter of Frederick Henry of Orange-Nassau, she married him in 1698 at age 22.

[1] She was aided by Moses Benjamin Wulff, the court Jew and close advisor to Leopold.

Her career was the subject of the tabloid press of the day, and of several plays.