To provide a beverage container holder for an automobile capable of holding even a high large-sized PET bottle such as 500 ml type.

A recessed part 2 of a beverage container holder 1 as a container holding part formed with a rear part 4, bottom surface part 31, side surface parts 32, and a support part 33 forming a front surface part of a main body 3. The support part 33 can be pulled to the front upper slant side. When necessary, the support part is pulled out so as to increase the diameter of the recessed part 2 in longitudinal direction and move a support position upward. Thus the beverage container holder for car capable of stably holding even a large-sized PET bottle such as 500 ml type can be obtained.