Wilhelm Kobelt (20 February 1840 – 26 March 1916) was a German zoologist born in Alsfeld, Grand Duchy of Hesse. He specialized in the field of malacology. Kobelt is remembered for his work as curator of the Senckenberg Museum in Frankfurt am Main. Several species of mollusk contain his name, including Fusinus kobelti (Kobelt's spindle), Cymatium kobelti and . , a subgenus of Arion slugs, is named in honor of him.