LaSalle Doheny Leffall Jr. (May 22, 1930 – May 25, 2019) was an American surgeon, oncologist, and medical educator. Leffall was 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, including stints as president of the American Cancer Society and the American College of Surgeons.