The invention discloses a simple medical manual sputum aspirator. The aspirator comprises an aspiration cylinder, an aspiration port, a sputum suction port, an auxiliary handle and a piston. A back end cover is arranged at the right side of the aspiration cylinder, a fixing rack is arranged at the right side of the back end cover, and the aspiration port is formed in the left side of the aspiration cylinder; the sputum suction port is formed in the left side of the aspiration port, a fixing clamp is arranged below the aspiration port, a liquid storage bottle is arranged below the sputum suction port, and a connector is arranged at the left side of the sputum suction port; a sputum suction hose is arranged at the left side of the connector, a mounting base is arranged below the aspiration cylinder, and the auxiliary handle is arranged below the mounting base; the auxiliary handle is connected with a press handle through a rotation bearing, a sealing rubber pad is arranged in the aspiration port, and the piston is arranged in the aspiration cylinder. According to the simple medical manual sputum aspirator, the press handle is arranged, and simple manual operation is only needed. Compared with other sputum aspirators, the manual sputum aspirator has the advantages of being simple in principle and convenient to operate and use.