A joint connector 10 is provided with connecting members 21 each including a plurality of terminals 12 and a conductive member, and a plurality of housings. The plurality of housings are stacked along a stacking direction. At least one housing constituting the plurality of housings includes a placing portion, on which the connecting member 21 is placed, and a lid portion for at least partially covering the connecting member 21 placed on the placing portion to hold the connecting member 21 in the housing. A first housing 71 and a second housing 171 are stacked on each other. A first lid portion relating to the first housing 71 and a second lid portion relating to the second housing 171 are provided with a stacked state holding portion.