Joan Raup Rosenblatt (April 15, 1926 – December 5, 2018) was an American statistician who became Director of the Computing and Applied Mathematics Laboratory of the National Institute of Standards and Technology.

[2][3] Joan Eliot Raup was born in 1926, the daughter of two professors: Robert Bruce Raup, an educational psychologist at Teachers College, Columbia University, and Clara Eliot, an economist at Barnard College.

[4] In 1950 she married another mathematical statistician and federal employee, David Rosenblatt;[6] they had no children.

[7] Raup worked as an intern at the National Institute of Public Affairs from 1946 to 1947, and as a statistical analyst at the Bureau of the Budget from 1947 to 1948.

[8] She is also a Fellow of the Institute of Mathematical Statistics[9] and, since 1987, of the American Association for the Advancement of Science.