Clive O. Callender (born 1936) is an American surgeon and professor of surgery at Howard University College of Medicine in Washington, D.C. Trained in organ transplantation, he founded the Howard University Hospital Transplant Center in 1974. To increase the frequency of organ donation among African Americans he founded the National Minority Organ Tissue Transplant Education Program (MOTTEP) in 1991. During the 2019/20 academic year he continued his academic work as Professor of Surgery at Howard University College of Medicine.
