Rev. Ryan T. Ruiz, S.L.D. 

Dean of the School of Theology 

Associate Professor of Liturgy and Sacraments 

Liturgy Director 

Formation Team 


S.L.L., S.L.D., Pontifical Athenaeum of Saint Anselm 

M.Div., M.A., Athenaeum of Ohio 

B.A., Denison University 

Research Interests 

History of liturgy 


Rev. Ryan Ruiz, a priest of the Archdiocese of Cincinnati, is Dean of the School of Theology and Associate Professor of Liturgy and Sacraments. He earned both a doctorate and licentiate in sacred liturgy from the Pontifical Athenaeum of Saint Anselm in Rome, and his Master of Divinity and Master of Arts in Biblical Studies degrees were completed at the Athenaeum of Ohio. 

Fr. Ruiz serves on multiple Archdiocesan and national committees, including as a Consultant for the USCCB’s Committee of Divine Worship, and is a regular consultor within the Archdiocese on liturgical matters. 

Selected Publications 

“The Medieval Pontificalia and the Necessitates Temporum: A Study of the Church’s Liturgy Responding to the Needs of the Time.” Antiphon 26, no. 1 (2022): 26-44. 

“Guéranger’s Révolution: Fire to a Movement through Fidelity to Tradition.” Logos: A Journal of Catholic Thought and Culture 25, no. 4 (2022): 55-73.