City, Maryland Jack McClinton (born 1985), professional basketball player Gary Neal, former NBA player for multiple teams, most notably the San Antonio Spurs Samuel J. Palmisano, chairman, CEO, and president of IBM Thomas Roberts, news anchor Dwight Schultz, actor Rick Trainor, academic, educator Heath Tarbert, nominee for Assistant Secretary of the Treasury for International Markets and Development in the U.S. (2017) Sean Tucker, football player Trevor Williams, football player George Young, former general manager of the NFL's New York Giants John Waters Actor, writer, filmmaker, artist See also National Catholic Educational Association References External links Calvert Hall official website Roman Catholic Archdiocese of Baltimore Educational institutions established in 1845 Catholic secondary schools in Maryland Lasallian schools in the United States Private schools in Baltimore County, Maryland Middle States Commission on Secondary Schools Boys' schools in the United States Towson, Maryland 1845 establishments in Maryland