Dean Winslow (born ca. 1953) is an American physician, academic, and retired United States Air Force colonel. He had been nominated by President Donald Trump to become the next Assistant Secretary of Defense for Health Affairs, but he withdrew his nomination in December 2017 after it was put on indefinite hold. He is Professor and former Vice Chair of Medicine at Stanford University. He previously served as Chair of the Department of Medicine and Chief of the Division of AIDS Medicine at the Santa Clara Valley Medical Center. In the Air Force, he deployed twice to Afghanistan and four times to Iraq as a flight surgeon supporting combat operations in Operation Enduring Freedom and Operation Iraqi Freedom.