Christine de Pisan, 1364-1430, is an Italian philosopher and poet of Venetian birth. She is considered the first woman of letters speaking French

Clara Zetkin, 1857-1933, is a teacher, German Marxist journalist and politician, historical figure of feminism

Emmeline Pankhurst, 1858-1928, is a feminist British politician. She is known to have organized the suffragette movement.

Émilie Gourd, 1879-1946, is a Swiss journalist, activist for women's rights and an important figure in Swiss and international feminism.

Simone de Beauvoir, 1908-1986, is a French philosopher, novelist, memorialist and essayist.