an electronic device including a bio - polymer material and a method for manufacturing the same are disclosed . the electronic device of the present invention comprises : a substrate ; a first electrode disposed on the substrate ; a bio - polymer layer disposed on the first electrode , wherein the bio - polymeric material is selected from a group consisting of wool keratin , collagen hydrolysate , gelatin , whey protein and hydroxypropyl methylcellulose ; and a second electrode disposed on the biopolymer material layer . the present invention is suitable for various electronic devices such as an organic thin film transistor , an organic floating gate memory , or a metal - insulator - metal capacitor .