Tour the Georgetown Campus 37th and O St., N.W. Washington, DC 20007 Get Direction Gaston Hall is an over 700-seat hall where national and international dignitaries have spoken since the turn of the last century. Convocations, honorary degree ceremonies, lectures and musical and dramatic performances are also held in this historic venue. History of Gaston Hall Gaston Hall was named after Georgetown's first student, William Gaston, who later served in Congress. The hall was completed in 1901.