The invention discloses a kitchen utensil cupboard capable of automatically sterilizing and ventilating. The kitchen utensil cupboard comprises a cupboard body; the cupboard body is of a hollow structure; an opening is formed in one side; a groove is formed in an inner wall of one side, far away from the opening, of the cupboard body; two groups of parallel mounting plates are mounted in the groove; a sterilization lamp is mounted between the two groups of parallel mounting plates; an air inlet hole is formed in one side of the cupboard body; a first protective cover is mounted at one side, far away from the cupboard body, of the air inlet hole; an air inlet pipe is mounted at one side, far away from the cupboard body, of the first protective cover; an exhaust fan is mounted on the air inlet pipe; two groups of fixing plates are mounted at one side, close to the groove, of the air inlet hole. According to the kitchen utensil cupboard, kitchen utensils in the kitchen utensil cupboard can be sterilized and disinfected in time, and safe utilization of the kitchen utensils is guaranteed; hot air flow is uniformly distributed in the cupboard body, and the kitchen utensils in the kitchen utensil cupboard are uniformly heated when being disinfected at high temperature, so that the speed and quality of high-temperature disinfection of the cupboard are improved; the weight of kitchen utensils needing to be disinfected and sterilized is detected, and sterilization time is set; the kitchen utensil cupboard is convenient and rapid to use.