Harold Delaney (1919-1994) was an American chemist.
Delaney was born in Philadelphia in 1919, and went on to receive a B.S. in 1941 and an M.S. in 1943 from Howard University. Soon after graduating, he was hired to work on the Manhattan Project as a chemist at the University of Chicago, one of only a few African-American scientists to work on the project.
After the war, Delaney worked as an educator, first teaching at Morgan State University in Baltimore from 1948 until 1969. During this time, he also received a Ph.D. in chemistry from Howard University. In 1974, Delaney became the president of Manhattanville College in Purchase, NY. After leaving Manhattanville, he also served as the interim president of Chicago State University and Bowie State University in Maryland. He also became he became a vice president of the American Association of State Colleges and Universities in Washington, retiring in 1987.
Delaney died on August 2, 1994, in Pilot Mountain, NC.