Ada Lovelace

Augusta Ada King, Countess of Lovelace was an English mathematician and writer, chiefly known for her work on Charles Babbage's proposed mechanical general-purpose computer, the Analytical Engine. She was the first to recognise that the machine had applications beyond pure calculation.

10 December 1815

Born on the same birth day (10 December): Amedeo Nazzari • Anatoly Tarasov • Bryant Stith • Clive Anderson • Cornelia Funke • César Franck • David Perdue • December 10 • Fábio Rochemback • Gabriela Spanic • Iain Brunnschweiler • Jaromil Jireš • Johnny Rodriguez • Kōichi Satō (actor) • Mark McKoy • Mohammad Ali Jauhar • Raven-Symoné • Richard Kennar • Sultan Kösen

Born in the same month (December 1815): Adolph Menzel • George Meade • Thomas Couture