Peter Galadza (born 5 May 1955) is a contemporary Eastern Catholic priest and theologian, Kule Family Professor of Liturgy at the Metropolitan Andrey Sheptytsky Institute of Eastern Christian Studies in the Faculty of Theology, Saint Paul University, Ottawa, Canada, and a member of the Faculty of Graduate Studies and Research at the University of Ottawa.
Galadza studied at McGill University in Montreal, at University of St. Michael's College in the University of Toronto, at Catholic Theological Union in Chicago, and at Notre Dame University in South Bend, Indiana. He was ordained to the priesthood by Josyf Slipyj on the feast of the Raising of Lazarus on 18 April 1981 at the Monastery of St. Theodore Studite in Castel Gandolfo, Italy. He earned his Ph.D. in theology from the University of Saint Michael’s College in the University of Toronto in 1994. Between 1994 and 2005 he was editor of Logos: A Journal of Eastern Christian Studies. He is married and has three children.
During the 1999-2000 academic year, Galadza served as dean of the L’viv Theological Academy in Ukraine (since 2002, The Ukrainian Catholic University), for which he was awarded the jeweled pectoral cross by Cardinal Lubomyr Husar. In 2003-2004 he was a research fellow in Byzantine Studies at Harvard University’s Dumbarton Oaks Research Library and Collection in Washington, D.C.. In 2011-2013 he was a research fellow at the Centre for Research on Religion (CREOR) at McGill University.
Galadza's work has also been the subject of a chapter entitled "La riforma liturgica nel pensiero di P. Galadza" in Marcel Mojzeš, Il movimento liturgico nelle Chiese bizantine, Bibliotheca «Ephemerides Liturgicae» Subsidia 132 (Rome, 2005).
In October 2014, Galadza presented "'Full, Conscious and Active Participation': The Influence of Vatican II's Liturgy Constitution on an Eastern Catholic Worship Aid'" at the conference "The Vatican II Decree on the Eastern Catholic Churches, Orientalium ecclesiarum - Fifty Years Later" organized by the Metropolitan Andrey Sheptytsky Institute of Eastern Christian Studies held at the University of Toronto.
- The Theology and Liturgical Work of Andrei Sheptytsky, Orientali Christiana Analecta 272, Rome, 2004 ()
- The Divine Liturgy: An Anthology for Worship, Ottawa, 2004 ()
- Unité en division: Les lettres de Lev Gillet (“Un moine de l’Eglise d’Orient”) à Andrei Cheptytsky – 1921-1929, Parole et Silence, 2007 ()