An impact absorption structure for a vehicle in which right and left crush cans (4, 5) are respectively attached to vehicle front end portions of front side frames (2, 3) each disposed on one of a right side and a left side of the vehicle and extending in a vehicle front and rear direction, and a bumper beam is attached to vehicle front end portions of the right and left crush cans (4, 5) to extend in a vehicle width direction, wherein the bumper beam is formed to be curved or inclined to be positioned in a plan view closer to a rear of the vehicle as the bumper beam extends outward in the vehicle width direction, and portions of the bumper beam curved or inclined are attached to the vehicle front end portions of the crush cans (4, 5), and an inner side of each of the crush cans (4, 5) in the vehicle width direction is formed with a cutout portion (70 - 73, 80 - 83) by cutting off a part of a material of the crush can (4, 5), characterized in that the crush can (4, 5) includes an upper wall part and a lower wall part extending in the vehicle width direction while being separated from each other in the vertical direction, an inner wall part extending in the vertical direction to connect inner end portions of the upper wall part and the lower wall part in the vehicle width direction to each other, an outer wall part extending in the vertical direction to connect outer end portions of the upper wall part and the lower wall part in the vehicle width direction to each other, a ridge line portion configured by the upper wall part and the inner wall part, and a ridge line portion configured by the lower wall part and the inner wall part, the front side frames (2, 3) include an upper plate part and a lower plate part extending in the vehicle width direction while being separated from each other in the vertical direction, an inner plate part extending in the vertical direction to connect inner end portions of the upper plate part and the lower plate part in the vehicle width direction to each other, an outer plate part extending in the vertical direction to connect outer end portions of the upper plate part and the lower plate part in the vehicle width direction to each other, and a ridge line portion configured by the upper plate part and the inner plate part, and a ridge line portion configured by the lower plate part and the inner plate part, wherein the ridge line portion (2b, 2d) of the front side frames (2, 3) and the ridge line portion (4b, 4d) of the crush can (4, 5) overlap each other when viewed from the vehicle front and rear direction. an upper wall part and a lower wall part extending in the vehicle width direction while being separated from each other in the vertical direction, an inner wall part extending in the vertical direction to connect inner end portions of the upper wall part and the lower wall part in the vehicle width direction to each other, an outer wall part extending in the vertical direction to connect outer end portions of the upper wall part and the lower wall part in the vehicle width direction to each other, a ridge line portion configured by the upper wall part and the inner wall part, and a ridge line portion configured by the lower wall part and the inner wall part, an upper plate part and a lower plate part extending in the vehicle width direction while being separated from each other in the vertical direction, an inner plate part extending in the vertical direction to connect inner end portions of the upper plate part and the lower plate part in the vehicle width direction to each other, an outer plate part extending in the vertical direction to connect outer end portions of the upper plate part and the lower plate part in the vehicle width direction to each other, and a ridge line portion configured by the upper plate part and the inner plate part, and a ridge line portion configured by the lower plate part and the inner plate part,