Catherine dei Ricci
- Hagiographical essay.
- http://www.saintpatrickdc.org/ss/0213.htm#cath

Catholic Online: St. Catherine de Ricci
- Short hagiography.
- http://www.catholic.org/saints/saint.php?saint_id=587

St. Catherine of Ricci
- The life of this Italian saint, suited to children. Preformatted line breaks can make this difficult to read.
- http://www.tntt.org/vni/tlieu/saints/St0213.htm

Lives of the Saints: St Catherine de Ricci
- From Alban Butler's Lives of the Saints.
- http://www.cin.org/saints/cricci.html

Catholic Encyclopedia: St. Catherine de' Ricci
- Biography of the cloistered Third Order Dominican nun, mystic, who died in 1590.
- http://www.newadvent.org/cathen/03444a.htm

Catherine del Ricci
- Profile.
- http://www.catholic-forum.com/saints/saintc18.htm