The present invention provides a vehicular bezel mounting structure in which an annular bezel 114 is mounted to a hole 106 formed in a vehicle body, the edge of the hole includes: an arcuate part 108 provided along a base circle; a concave part 110 cut off to the outside in the radial direction with respect to the base circle; and a projecting part 112a formed with a projecting piece 112 projecting to the inside in the radial direction within the range of the concave part, the bezel 114 comprising: a body part 114b inserted into the hole; an annular flange part which covers the edge of the hole from the outside; and a plurality of claw parts (116, 112) which are projectingly provided on the outer peripheral surface of the body part, wherein one claw part 116 of the plurality of claw parts can hold the projecting piece 112 of the hole between the one claw part 116 and the back surface of the flange part 114a; and when the bezel 114 is mounted to the hole 106, the projecting piece 112 can be elastically deformed by being pushed by the tip end of the flange part 114 adjacent to the one claw part 116.