Frances Louisa Bliven Whedon (August 27, 1902 – December 15, 1998) was an American meteorologist with the United States Army from 1942 to 1971, first as chief of the Signal Corps's meteorological section, and later as staff meteorologist at the Army Research Office.

[2][3] Whedon was a prominent civilian woman in the United States Army's weather services,[4][5][6] first as chief of the meteorological section of the Signal Corps from 1947 to 1959,[7][8][9] and later as staff meteorologist at the Army Research Office from 1959 to her retirement in 1971.

[10][11] She served as the Army's representative on teams overseeing the use of high-altitude balloons, small rockets, and satellites for atmospheric research.

She was also involved in International Geophysical Year programs,[12] and in Project Cirrus, a joint military effort to create weather modification technologies to facilitate tactical operations.

[3] Fellow MIT physics alumna and engineer Virginia Tower Norwood recalled Whedon's assistance with access to wind and temperature data: "She had been absolutely brusque with the men, but she took a shine to me.