Archbishop Mark S. Rivituso was appointed Archbishop of Mobile by Pope Leo XIV on July 1, 2025, and installed on Sept. 3, 2025, at the Cathedral-Basilica of the Immaculate Conception.
Archbishop Rivituso, a native of St. Louis, began serving as Auxiliary Bishop of the Archdiocese of St. Louis in 2017. As Archbishop, he is the episcopal moderator of the United States Conference of Secular Institutes, Region V Representative on the USCCB Priorities and Plans Committee, a member of the USCCB Committee on Domestic Justice and Human Development, and an advisory committee member of the Catholic Prison Ministries Coalition. He also serves on the Boards of Trustees of Notre Dame Seminary and St. Joseph Seminary College in Louisiana, the Regional Office of the Southeastern U.S. Bishops for Hispanic Ministry in Miami and Catholic Mutual Group.
He is also a member of the Knights of Columbus, Knights of Peter Claver and Equestrian Order of the Holy Sepulchre of Jerusalem.
He was ordained a priest for the Archdiocese of St. Louis at the Cathedral-Basilica of Saint Louis in 1988 by Archbishop John L. May (who coincidentally served as Bishop of Mobile from 1969-1980). Archbishop Rivituso was also named a monsignor in 2005 and served as Vicar General and Moderator of the Curia for the Archdiocese of St. Louis from August 2011-August 2017.
Archbishop Rivituso attended Cardinal Glennon College and Kenrick Seminary, both in St. Louis. He earned a licentiate in canon and civil law from St. Paul University in Ottawa, Canada.
Born Sept. 20, 1961, in St. Louis, Archbishop Rivituso is the sixth of eight children of August and Rosemary Rivituso.