Houssay may refer to: Bernardo Houssay (1887–1971), Argentine physiologist and Nobel Prize winner Houssay, Loir-et-Cher, a commune in the Loir-et-Cher department, France Houssay, Mayenne, a commune in the Mayenne department, France Houssay (crater), a lunar impact crater located on the lunar far side near the northern pole Bernardo Houssay Award, an Argentine Ministry of Science honor