 In 1994, the Charles M. Williams Professor of Business Administration professorship was established in his name by Harvard Business School MBA Class of 1963.When the Spangler Campus Center opened at Harvard Business School in 2001, one of its function rooms was named after Williams.Williams's former research and case-writing assistant Paul Judy marked his 50th Reunion in 2007 by establishing the Charles M. Williams Awards to recognize outstanding teaching and contributions to student learning at Harvard Business School.