The utility model relates to the technical field of veterinarian assisting equipment, and in particular relates to a multifunctional veterinarian box device. The multifunctional veterinarian box device comprises a box body; an idler wheel is arranged between the left side and the right side of the box body; supporting feet are respectively arranged at two ends of the left side of the bottom surface of the box body; the bottom surface of the idler roller and the supporting feet are in the same level when the box body is vertically arranged; the box body is separated into a left chamber and a right chamber through a vertical separating plate; a first instrument drawer, a second instrument drawer, a first drug drawer and a second drug drawer are arranged in the left chamber from top to bottom in sequence; the right chamber is divided into an upper right chamber, a middle right chamber and a lower right chamber from top to bottom in sequence; a heater is arranged at the inner bottom part of the upper right chamber. According to the multifunctional veterinarian box device, the box body is adopted and separated into two chamber bodies through the vertical separating plate, a plurality of drawers are arranged in the chamber body in the left side, a disinfecting device is arranged in the chamber body in the right side, and thus the convenience is brought to classify instruments and drugs, the instruments can be conveniently disinfected, and the working efficiency is raised.