Joseph W. Cullen (November 28, 1936 - November 24, 1990) was an American cancer prevention and rehabilitation researcher and briefly director of the AMC Cancer Research Center (1989-1990). He previously worked at the VA Hospital in Maryland (1968-1973), the National Institutes of Health (1973), the National Cancer Institute (NCI) (1974-1976, 1982–1989), and the Jonsson Comprehensive Cancer Center (1976-1982), holding high-level positions such as division director at several. He was a coordinator, creator, and researcher for the Smoking Tobacco and Cancer Program at the NCI, the largest anti-smoking campaign in the world at that time. Cullen wrote more than 90 publications in his lifetime, including four books.