Tinsley is a surname, was a town in England (External Link) and is now a district in Darnall ward in England. Tinsley can refer to: People Beatrice Tinsley (January 27, 1941 - March 23, 1981) - New Zealand astronomer and cosmologist whose research made fundamental contributions to our understanding of how galaxies evolve with time. The Beatrice M. Tinsley Prize - awarded every other year by the American Astronomical Society in recognition of an outstanding research contribution to astronomy or a… (More on Tinsley)