Catholic Encyclopedia
Pope St. Damasus I, who had to contend with an antipope, condemned Apollinarianism, and persuaded St. Jerome to undertake the revision of the Latin Bible, died in 384.
Catholic Online
Hagiography of Pope St. Damasus I. With prayer.
Lives of the Saints
St. Damasus, Pope, Confessor. From Fr. Alban Butler's Lives of the Saints.
Popes Through the Ages
Short biography of Pope St. Damasus I, from the book by Joseph Brusher.
The Ecole Glossary
Brief biography of Pope St. Damasus I, by Karen Rae Keck.