The utility model discloses a drowning lifesaving schoolbag. The drowning lifesaving schoolbag is characterized in that the drowning lifesaving schoolbag comprises inflatable air bags (1), a water touch sensor (2), a sensing center (3) and an alarming device (4), wherein the inflatable air bags (1) are located in the positions of straps of the shoulders of a schoolbag body and in the position of a safety belt which is tied on the waist. The sensor (2) is located at the bottom of the schoolbag. The sensing center (3) is located inside the schoolbag. The alarming device (4) is located on the upper portion of the schoolbag. The drowning lifesaving schoolbag is suitable for being used when primary and secondary school students drown. Through the scientific arrangement of the inflatable air bags (1), the schoolbag can have the similar safety effect of a life jacket when entering water so that the purpose of self rescue of the students can be achieved. The water touch sensor (2) arranged at the bottom and the internal sensing center (3) are used for transmitting a signal to trigger the alarming device so that the drowning students can timely get the help of the masses, the police and parents at the interval of rescue.