This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Ernst von Ihne" – news · newspapers · books · scholar · JSTOR (February 2017) (Learn how and when to remove this template message)

Ernst Eberhard von Ihne (23 May 1848 – 21 April 1917) was a German architect. He served as official architect to the German Emperor Frederick III and to his son and successor Wilhelm II. Among his best known works are the Prussian Royal Library building (today House 1 of the Berlin State Library), the Neuer Marstall, and the Kaiser-Friedrich-Museum (today the Bode Museum). He was born in Elberfeld and died in Berlin.