Luise, Princess of Anhalt-Pless (née Princess Maria Dorothea Henriette Luise of Schleswig-Holstein-Sonderburg-Beck; 28 September 1783 – 24 November 1803) was a member of the Danish royal family and, as the first wife of Frederick Ferdinand, Prince of Anhalt-Pless, the princess consort of Anhalt-Pless.
|Princess consort of Anhalt-Pless|
|Born||28 September 1783|
|Died||24 November 1803 (aged 20)|
Schloss Pless, Pless
|Spouse||Frederick Ferdinand, Prince of Anhalt-Pless|
|House||Schleswig-Holstein-Sonderburg-Beck (by birth)|
Ascania (by marriage)
|Father||Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck|
|Mother||Countess Friederike of Schlieben|
Princess Maria Dorothea Henriette Luise of Schleswig-Holstein-Sonderburg-Beck was born in Lindenau on 28 September 1783 to Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck and Countess Friederike of Schlieben. Her mother was the daughter of Count Karl Leopold von Schlieben. As a male-line descendant of Christian III of Denmark, she was a princess of Denmark.
On 20 August 1803 she married Frederick Ferdinand, Prince of Anhalt-Pless in Lindenau, becoming the princess consort of Anhalt-Pless. She died three months later, on 24 November 1803, at Schloss Pless. Her husband later married Countess Julie of Brandenburg and became the Duke of Anhalt-Köthen.