A wiring member includes a base member, a wire-like transmission member fixed to the base member, and a plurality of attaching members provided to the base member to be attached to an attaching target member. One attaching member is provided to only one lateral side of the wire-like transmission member in a first position along an extension direction of the wire-like transmission member in the base member. Another attaching member is provided to only another lateral side of the wire-like transmission member in a second position along the extension direction of the wire-like transmission member.