The invention discloses a meal delivery robot applied to an intelligent cafeteria and the intelligent cafeteria. The meal delivery robot comprises a robot body, a control device arranged on the robot body, a loading device, an obstacle detection device and a voice reminding device. The loading device, the obstacle detection device and the voice reminding device are arranged on the robot body and are in electric connection with the control device. The intelligent cafeteria comprises a meal preparation area, a dining area, a delivery area, the meal delivery robot located in the delivery area, an ordering system used for ordering, a meal preparation system used for meal preparation, a drive mechanism arranged in the delivery area and connected with the meal delivery robot, and a recovery system used for recovering tableware. According to the meal delivery robot applied to the intelligent cafeteria and the intelligent cafeteria, employed cafeteria waiters are reduced, labor cost is lowered, collisions occurring during dining can also be avoided, then the light-hearted dining mood of diners is improved, and the favor degree of the diners to the cafeteria is increased. Meanwhile, the meal delivery robot replaces staff for meal delivery, and then operating cost of the cafeteria can be reduced furthest.