a plot by King James to turn a changeling into Prince of Wales so that there could be a Roman Catholic heir to the throne. Witherley died on 23 March 1693/94. Notes 1618 births 1694 deaths Year of death uncertain 17th-century English medical doctors Court physicians English knights Headmasters of Gresham's School People from Lingwood and Burlingham Presidents of the Royal College of Physicians Alumni of Gonville and Caius College, Cambridge Physicians-in-Ordinary