Gerda Cornell Richards Crosby (June 19, 1900 – April 6, 1953) was an American historian, college professor, and writer.

[6] In 1934 Crosby was teaching at Dartmouth College, when she took leave to work in Washington with the Committee on Economic Security.

[15][16] She died in 1953, aged 52 years, in Cambridge, Massachusetts, survived by her husband and both her parents.

[5] Harvard University's Department of Government awards an annual Gerda Richards Crosby Prize.

[17] Recipients of the Gerda Richards Crosby Prize include lawyer Oona A. Hathaway and economist Amy Finkelstein.