|Catherine of Siena, Saint - Biographical article in the Columbia Encyclopedia, 6th ed. Includes bibliography.
||Catherine of Sienna, Reformer and Spiritual Teacher - Biographical profile. With prayer in traditional and contemporary language.
|Catholic Encyclopedia: St. Catherine of Siena - Third Order Dominican, hermit, reformer, mystic, d. 1380. Biographical article by Edmund G. Gardner.
||Catholic Online: St. Catherine of Siena - Brief hagiography of this Doctor of the Church, and patron saint of Italy.
|Domestic Church: Saint Catherine of Siena - Three accounts: for children ages 0-8, children 8-14, and ages 14-adult.
||The Ecole Glossary: Catherine of Siena - Brief biography, by Karen Rae Keck.
|For All the Saints: Saint Catherine of Siena - Illustrated biography.
||Lives of Saints: Saint Catherine of Siena - Virgin. From the book "Lives of Saints", published by John J. Crawley.
|Miniature Stories of Saints: Saint Catherine of Siena - A short life of St. Catherine of Siena, for children. From the book by Daniel A. Lord.
||Patron Saints Index: Catherine of Siena - Illustrated profile.
|St. Catherine of Sienna, 1347-1380 - Essay on her life, from the book "The Saints: A Concise Biographical Dictionary," edited by John Coulson.
||St. Catherine of Sienna, Virgin - From Fr. Alban Butler's Lives of the Saints.
|Women Saints, Doctors of the Church - Short feature story by Jone Johnson Lewis on SS. Teresa of Avila and Catherine of Siena, the first two women Doctors of the Church.