Ada Lovelace

English mathematician often considered the first computer programmer, for her pioneering notes on Charles Babbage’s early mechanical computer.
Marie Crous

French mathematician from the 17th century who wrote pioneering books on arithmetic and helped introduce decimal fractions in France.
Leonardo Fibonacci

Italian mathematician who introduced Hindu-Arabic numerals to Europe and gave his name to the famous Fibonacci sequence.
Pythagoras

Ancient Greek philosopher and mathematician best known for the Pythagorean theorem and for founding the Pythagorean community.
Florence Nightingale

British social reformer, statistician, and the founder of modern nursing. She came to prominence during the Crimean War, where she organized care for wounded soldiers.
Sophie Germain

Self-taught French mathematician who made important contributions to number theory and elasticity theory, despite being denied formal education because of her gender.
Pierre de Fermat

A French magistrate and mathematician, he made a significant contribution to the history of mathematics through his work in number theory, geometry, probability and differential calculus.