Longest serving cloistered nun dies at age of 105 September 28, 2025June 13, 2013 by Tom Faranda 86 years in a Cistercian monastery. she entered when she was 19. In 2011, Barajuen left the monastery for the first time in 40 years to meet retired Benedict XVI during a papal visit to Madrid. She had entered the monastery on the same day he was born.