The invention discloses a disposable paper cup taking device, which is characterized in that the disposable paper cup taking device comprises a barrel (1), openings are arranged at both the top and the bottom of the barrel (1), a cover (2) is assembled at the upper end of the barrel (1), the diameter of the wall of the barrel (1) is gradually reduced from top to bottom, the diameter of the lower opening (3) of the barrel (1) is larger than the largest diameter of a disposable paper cup by 0.8 times, and a rubbing ring (4) is further arranged on the inner side of the lower opening (3). The disposable paper cup taking device is simple in structure, smart in design and low in cost, can prevent the paper cup from being polluted, and can guarantee that only one paper cup is taken at a time.