Are both Christopher Hitchens and Richard Llewellyn writers?
Richard Llewellyn Richard Dafydd Vivian Llewellyn Lloyd (8 December 1906 – 30 November 1983), known by his pen name Richard Llewellyn, was a British novelist.
Anthony Llewellyn John Anthony Llewellyn (22 April 1933 – 2 July 2013), was a Welsh-born American scientist and a former NASA astronaut.