1527) Marie Tharp

Marie Tharp (July 30, 1920 – August 23, 2006). American geologist and oceanic cartographer. Along with geologist Bruce C. Heezen she produced the first scientific map of the Atlantic Ocean floor and Mid-Atlantic Ridge.

"With her red hair and tailored tweed suits, Marie Tharp reminded a lot of people of Katharine Hepburn.."

https://www.nytimes.com/2006/12/31/magazine/31Tharp.t.html

Oceanographer Bill Ryan described her as "a flaming redhead with a wide smile."

https://news.climate.columbia.edu/2020/07/27/marie-tharp-maps-legacy/

(Google Doodle dedicated to Tharp, showing

her at work with her red hair)