https://en.wikipedia.org/wiki/William_Jones_(mathematician)
>William Jones, FRS [...] was a Welsh mathematician best known for his use of the symbol π (the Greek letter Pi) to represent the ratio of the circumference of a circle to its diameter.
https://en.wikipedia.org/wiki/William_Jones_(philologist)
>Sir William Jones FRS FRAS FRSE [...] was a British scholar and judge. Born in Westminster, London to Welsh mathematician William Jones, he moved to the Bengal Presidency where Jones served as a puisne judge on the Supreme Court of Judicature at Fort William and also became a scholar of ancient Indian history. As part of his research, he was the first to assert the kinship of the Indo-European languages.
damn he's been busy hasn't he