Parsegh Baghdassarian (born February 21, 1975) is an Armenian-Lebanese prelate of the Catholic Church who serves as an auxiliary eparch for the Eparchy of Our Lady of Nareg in the United States and Canada, a jurisdiction of the Armenian Catholic Church.
Baghdassarian entered the Saint Michael the Archangel Seminary in Bzommar, Lebanon on August 8, 1988, where he studied philosophy and theology. He continued his studies in theology in Rome at the Pontifical Gregorian University where he graduated with the Licentiate of Oriental Canon Law from the Pontifical Oriental Institute. On September 2, 2000, Baghdassarian was ordained to the priesthood for the Institute of the Patriarchal Clergy of Bzommar, an Armenian Catholic religious order. He also obtained a diploma in the Formation of Educators at the Salesian Pontifical University.
Since 2017, he has served as pastor of Saint Gregory the Illuminator Cathedral in Los Angeles.
Pope Francis appointed Baghdassarian auxiliary eparch for the Eparchy of Our Lady of Nareg on April 3, 2024. On June 15, 2024, Baghdassarian was consecrated as eparch.