Augusta Ada King, Countess of Lovelace December 1815 – 27 November commonly known as Ada Lovelace, was an English mathematician and writer chiefly known for her work on Charles Babbage's early mechanical general-purpose computer, the Analytical Engine.
Teen Ada, looking appealingly dorky. Scanned from Joan Baum's out of print "The Calculating Passion of Ada Byron ", the only place I've seen this image. She lacks only a crew tshirt and nerd glasses to be sitting next to me in a vfx studio I have to say.
Margaret Hamilton, computer scientist, systems engineer, and business owner who helped develop on-board flight software for the Apollo space program and who is credited with coining the term "software engineering".