Background
Callahan, William Patrick was born on June 17, 1950 in Chicago, Illinois, United States. Son of William and Ellen Callahan.
Callahan, William Patrick was born on June 17, 1950 in Chicago, Illinois, United States. Son of William and Ellen Callahan.
Bachelor in Radio and television Communications, Loyola University, Chicago, 1973. Master of Divinity, University Toronto, 1976.
Professed Order of Friars Minor Conventual, 1970, ordained priest, 1977. Associate pastor St. Josaphat Parish, 1977—1978. Director vocations for Conventual Franciscans Archdiocese of Milwaukee, 1978—1984.
Associate pastor Holy Family Parish, Peoria, Illinois, 1984—1987, pastor, 1987—1994. Rector St. Josaphat Parish, 1994—2005. Spiritual director Pontifical North America College, Rome, 2005—2007.
Ordained bishop, 2007. Auxiliary bishop Archdiocese of Milwaukee, 2007—2010. Bishop Diocese of La Crosse, Wisconsin, since 2010.