Johann Heinrich Kaltenbach (30 October 1807, Köln – 20 May 1876, Aachen), was a German naturalist and entomologist mainly interested in pest species. He was a teacher in Aachen.
In the field of botany, Kaltenbach was the author of Flora des Aachener Beckens (Flora of the Aachen basin), a book in which he identified almost 800 phanerogams.
Osborn, H. 1952: A Brief History of Entomology Including Time of Demosthenes and Aristotle to Modern Times with over Five Hundred Portraits. - Columbus, Ohio, The Spahr & Glenn Company : 1-303