The present invention relates to a cup holder for an automobile, which is installed in the interior of a vehicle for holding a beverage cup or a beverage can, and includes a capturing part accommodated in a case (10) through a front cover (13) of a cup holder or advancing forward, and a support plate (31) connected to the capturing part (21) via a first link plate (51) and a second link plate (54), wherein in a use state that the capturing part (21) advances forward from the case (10), when a user puts a beverage cup on the support plate (31) in an exposed state or moves the support plate (31) slightly downward, the support plate (31) quickly moves downward and then maintains the moved state, and on the contrary, when the user rotates the support plate (31) and the capturing part (21) on the plane to store the support plate (31) and the capturing part (21) into the case (10) or moves the support plate (31) slightly upward, the support plate (31) quickly moves upward and is folded to be easily stored in the case (10) together with the capturing part (21).