The Catholic University of America

Sr. Margaret Mary Kelleher, O.S.U., Ph.D.   
– Associate Professor of Liturgical Studies/Sacramental Theology



Margaret Mary Kelleher was born and raised in the South Bronx, N.Y. of Irish parents who handed on a love of their country and culture. She is a member of the Order of St. Ursula and served on the Board of Trustees of the College of New Rochelle for fifteen years. Margaret Mary received her Ph.D. from the School of Religious Studies of the Catholic University of America in 1983 with a specialization in Liturgy and Spirituality. She was a member of the faculty of Fordham University's Graduate School of Religion and Religious Education from 1983-1986 when she accepted a position on the faculty of the Department of Religion and Religious Education in Catholic University's School of Religious Studies. 

In the course of her years in that department, she served as Assistant Chair for Doctoral Programs and as Chair.She was a member of the Advisory Committee to the Episcopal Board of the International Commission on English in the Liturgy from 1992-2000. Her research interests include the relationship between liturgy and culture, liturgical ecclesiology, method in liturgical/sacramental theology, ritual studies, and liturgical spirituality. She has published articles in the following journals: Worship, Journal of Ritual Studies, Questions Liturgiques, The Living Light, Louvain Studies, U.S. Catholic Historian. Margaret Mary is also a member of the North American Academy of Liturgy, the Catholic Academy of Liturgy, the Catholic Theological Society of America, and the American Academy of Religion.


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Contact Information

Phone: 202-319-6891
Fax: 202-319-5704

Areas of Expertise

  • Liturgical Studies/Sacramental Theology

  • Religion and Culture

Latest Publications

“Liturgy, Culture, and the Challenge of Catholicity.” Worship 84:2 (March 2010) 98-120.

"Preamble." In A Commentary on the General Instruction of the Roman Missal, eds. Edward Foley, Nathan D. Mitchell, Joanne M. Pierce, 73-97. Collegeville: The Liturgical Press, 2007.


HSTR 102: Liturgy and the Christian Life

TRS 341: Sickness, Death, and Christian Ritual

TRS 342: Sacraments of Initiation

TRS 343: Christian Feasts and Devotions

TRS 741B: Liturgy and Culture

TRS 741C: The Ritual Event

TRS 747: Liturgical Spirituality

TRS 840: Liturgical Theology

TRS 842A: Interpreting the Ritual Event


Course Descriptions


Curriculum Vitae