Daniel Cardinal DiNardo became the ordinary or chief shepherd of the Archdiocese of Galveston-Houston on February 28, 2006 when Pope Benedict XVI officially approved the retirement of Archbishop Joseph A. Fiorenza. DiNardo was welcomed as Coadjutor Bishop of the Diocese of Galveston-Houston on March 26, 2004. The appointment by Pope John Paul II made him the immediate successor to Bishop Fiorenza as the pastoral leader of the 1.3 million Catholics in the Diocese of Galveston-Houston. When Galveston-Houston was designated an archdiocese by Pope John Paul II on December 29, 2004, Bishop DiNardo was also elevated to archbishop coadjutor. He was elevated to Cardinal on November 24, 2007.

Cardinal DiNardo was born in Steubenville, Ohio, on May 23, 1949, the son of Nicholas and Jane (Green) DiNardo. Cardinal DiNardo was ordained a priest on July 16, 1977 in Pittsburgh, Pennsylvania and assigned to St. Pius X Church, Pittsburgh, as Parochial Vicar. He became Diocesan Ordinary on November 28, 1998.Archbishop DiNardo currently serves on the Ad Hoc Committee to Oversee the Use of the Catechism for the United States Conference of Catholic Bishops. He also serves as the USCCB Advisor to the National Association of Pastoral Musicians. He is a member of the Board of Directors of Catholic University of America, Washington, D.C., and the National Catholic Partnership for Persons with Disabilities, Washington, D.C.