A wire harness routing apparatus includes a case and a wire harness accommodated in the case. An axial portion is provided inside the case, and the wire harness is wound around the axial portion, and the wire harness includes at least one wire and a protective member that protects the wire. The protective member includes an insertion path through which the wire is inserted, and the insertion path is formed between a sheet-shaped base sheet and a sheet-shaped cover sheet that overlaps the base sheet, and the protective member includes joining portions where the base sheet and the cover sheet are joined together at both lateral edges of the insertion path.