A occupant protection device for a case of a vehicle side collision includes: a center console which is provided on a side of a vehicular seat and at a central portion of a vehicle compartment in the vehicle width direction and in which a console box opposing an abdomen of an occupant seated in the vehicular seat in the vehicle width direction is movable to a retraction position where the console box does not oppose the abdomen in the vehicle width direction; and a moving device which when a vehicle side collision is detected or predicted, moves the console box to the retraction position.