Provided is a cable holding member which includes: an insulated main body; a through-hole; a bend portion; and a cover portion, in which the through-hole is configured to allow a cable to be inserted therethrough from one end side toward the other side of the main body, the cover portion is configured in such a manner as to be bendable relative to the main body along the bend portion, and at least a part of the cover portion is configured to, upon the cover portion being bent relative to the main body, be capable of covering a plane intersecting with a direction where the cable is inserted, at an opening end face of an opening portion of the through-hole, the opening end face being located on the other end side, or a vicinity thereof.