ALL SAINTS CELEBRATED IN JANUARY Saints celebrated on the 10th of January WILLIAM JOSSELINUS, RELIGIOUS William (Guilielmus), surnamed Josselinus, is commemorated on January 10. He was of the Order of the Observants in France and is remembered for having been a strong advocate for the original rigour of the Order of St Francis. He was also famous for miracles and died in 1420. (Information from Stadler's Complete Encyclopedia of Saints, 1858)