Multiple choice general knowledge What name was taken by Cardinal Joseph Sarto when he became pope? John XXIII Paul VI Benedict XVI Pius X Reveal answer Fill a bubble to check yourself D Correct answer Explanation Cardinal Giuseppe Sarto took the name Pius X when elected pope in 1903. He reigned until 1914. John XXIII (1958-1963), Paul VI (1963-1978), and Benedict XVI (2005-2013) were all later popes.