Abstract: A wire harness includes a cable constituted of a plurality of electric wires bundled together so as to include a plurality of cable ends and a plurality of connectors mounted one-to-one on the plurality of cable ends, wherein each of the plurality of connectors includes a connector terminal connected to an end of the electric wire, a tubular housing body accommodating the connector terminal, and a flange formed to project from an outer circumferential surface of the housing body. On a fitting side for fitting with a mating connector, the flange has a rugged shape that differs between the plurality of connectors.