Daniil Kirillovich Zabolotny (28.12.1866, v. Zabolotnoe, Vinnitsa region, Ukraine – 15.12.1929), microbiologist and epidemiologist. Academician of the National Academy of Sciences of Belarus (1928), Academician of the All-Ukrainian Academy of Sciences (1922), Academician of the Academy of Sciences of the USSR (1929).
Scientific papers on plague, cholera, malaria and other infectious diseases. He proved that the introduction of cholera vaccine through the mouth protects against cholera. Experimentally proved the identity of the origin of bubonic and pneumonic plague and the therapeutic effect of anti-plague serum. Created the doctrine of the natural foci of the plague. Developed topical problems of gas gangrene, diphtheria, typhoid and typhus, malaria, influenza.