SIDE VEHICLE-BODY STRUCTURE FOR VEHICLE, VEHICLE BODY STRUCTURE, AND VEHICLE

A side vehicle-body structure for a vehicle includes a rear door 30 having a center pillar 35 extending in a vehicle up-down direction built in a front portion of the rear door 30, and a front door 10 having a door impact bar 21 extending in a vehicle front-rear direction built in the front door 10. A rear end 23r of the door impact bar 21 is disposed so as to overlap at least partially with the center pillar 35 in a vehicle side view, a reinforcement gusset 40 that is configured to connect a lower portion of the front door 10 and a rear portion of the door impact bar 21 to each other is included in an inner portion 13 of the front door 10, and a side sill 3 extending in the vehicle front-rear direction is at least adjacently disposed below a connecting portion of a lower portion 121d of the front door 10 at which the lower portion 121d of the front door 10 is connected to the reinforcement gusset 40.