Neena Betty Schwartz (December 10, 1926 – April 15, 2018) was an American endocrinologist and William Deering Professor of Endocrinology Emerita in the Department of Neurobiology at Northwestern University. She was best known for her work on female reproductive biology and the regulation of hormonal signaling pathways, particularly for the discovery of the signaling hormone inhibin. Schwartz was an active feminist advocate for women in science throughout her career; she was a founding member of the Association for Women in Science organization in 1971 and shared the founding presidency with Judith Pool. She also co-founded the Women in Endocrinology group under the auspices of the Endocrine Society, served terms as the president of the Endocrine Society and the Society for the Study of Rep