Fleishman (Fleischmann) Pesya (Pesja) Davidovna (29 April 1905, Grīva, Courland Governorate — date of death unknown) - physician and laboratory specialist.

In 1933 Pesya Fleishman graduated from the Faculty of Natural Sciences of the University of Latvia with a specialization in clinical analysis, receiving the degree of Master of Natural Sciences.

From 1931 to 1934 she worked as a laboratory assistant at the First City Hospital in Riga. Between 1935 and 1941 she was employed in a private laboratory. During the Second World War, from 1941 to 1944, she worked as a laboratory assistant in a district hospital in Chilik (Kazakhstan), and from 1944 to 1945 in military hospitals in Ukraine.

After the war she returned to Riga, where in 1945–1946 she served as head of the laboratory of the republican venereological dispensary. From 1946 to 1948 she worked as a physician-laboratory specialist at Military Hospital No. 289 in Riga. From 3 May 1948 she held the position of head of the laboratory of the republican tuberculosis dispensary.