LaSalle Doheny Leffall Jr. (May 22, 1930 – May 25, 2019) was an American surgeon, oncologist, and medical educator. Recognized as very committed to those he served and his profession, he served as the Charles R. Drew Professor of Surgery at Howard University College of Medicine and in leadership positions for several healthcare organizations. He served as president of the American Cancer Society and the American College of Surgeons, specifically, he formed a program focusing on the issue of cancer for Black Americans. He served as chairman of the board of directors for the Susan G. Komen Breast Cancer Foundation from 2002 to 2007 and for a few months in 2011 and 2012, as provost at Howard.