Katharine Isabella Williams

Katharine Isabella Williams (c. 1848 - 16 January 1917) was a British chemist who became a student, aged 29, at University College Bristol.

She was known for her collaboration in the 1880s with Nobel prize winning Scottish chemist, William Ramsay and was also one of the signatories of the 1904 petition for the admission of women to the Chemical Society.

[1] She resided for much of her life with her elder sister Elizabeth at Llandaff House, 1 Pembroke Vale, in Clifton, Bristol, where she died in 1917.

She worked with William Ramsay on studies of atmospheric gases, before moving on to conduct her own research in food analysis.

[4] In 1909 she was one of the 24 female members of the 7th International Chemical Congress in London,[5] and in 1910, by which time she was in her sixties, she gained a B.Sc.