Masayo Ōsawa

Masayo Ōsawa (大沢 政代, Ōsawa Masayo, April 28, 1913 – 1940s) was a Japanese diver. She competed at the 1936 Summer Olympics and finished sixth in the 3 m springboard and 14th in the 10 m platform competition.

During World War II Ōsawa served in the Japanese Army as a nurse and died of an illness after the end of military operations in Northern China.