40
Founded in 1555, St John’s College is one of the oldest colleges of the University of Cambridge. The college has a strong reputation for academic excellence and is ranked among the top ten colleges in the university. The college’s library is one of the largest and most comprehensive in Cambridge, with over 200,000 books and manuscripts.
The college’s alumni include some of the most eminent scientists, writers, and politicians in history, such as Isaac Newton, Charles Darwin, John Milton, James Clerk Maxwell, J.J. Thomson, Lord Kelvin, Ernest Rutherford, Paul Dirac, Alan Turing, Francis Crick, Stephen Hawking, and many more.