Karl Friedrich Vieweg

{{hatnote|Not to be confused with Friedrich Vieweg, the German publisher.}}

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Karl Friedrich Vieweg (also Carl; {{IPA|de|ˈfiːveːk|lang}}; {{fl.|1790}}) was a German entomologist who specialised in Lepidoptera

In 1790 Vieweg, a Prussian, published Tabellarisches Verzeichniss der in der Churmark Brandenburg einheimischen Schmetterlinge. Zweytes Heft. Mit drey illuminirten Kupfertafeln. 1–98, 3 plates (Vieweg, Berlin). Vieweg is an author of names published under the International Code of Zoological Nomenclature.