Edith Jemima Simcox (21 August 1844 – 15 September 1901) was a British writer, trade union activist, and early feminist. In 1875 she and Emma Paterson became the first women to attend the Trades Union Congress as delegates. She lived at 60 Dean Street, London. From 1879-1882 she was a member of the London School Board representing Westminster.
A lesbian, she had an admiring and passionate, yet unrequited relationship with the older George Eliot.George Augustus Simcox and William Henry Simcox were her brothers.