A wiring member includes a wiring body and an attaching member attached to the wiring body to attach the wiring body to an attaching target. The wiring body includes a wire-like transmission member and a base member holding the wire-like transmission member. The attaching member includes a base material attachment part plastically deformed and sandwiching the base member from both sides of the base member in a front-back direction and an attaching target attachment part attached to an attaching target of the wiring body.