#John Louis I, Prince of Anhalt(-Zerbst)-Dornburg (b. Zerbst, 4 May 1656 – d. Dornburg, 1 November 1704).
Langendernbach is a village in the municipality Dornburg, Limburg-Weilburg district, Hesse, in western Germany.
The principality lasted until 1742 when Princes Christian August and John Louis II inherited Anhalt-Zerbst.
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It was created in 1667 following the death of Prince John VI and the partition of Anhalt-Zerbst with Anhalt-Mühlingen being created along with Anhalt-Dornburg for the younger sons of Prince John VI.