Donald Robert Haragen (born April 15, 1936) is an American academic.
He served as president of Texas Tech University from 1996 to 2000.
He is a professor in the Department of Geosciences.
Haragan earned his Ph.D at the University of Texas at Austin in 1969 in civil engineering, a master's degree in meteorology from Texas A&M University, and a Bachelor of Science degree from the University of Texas at Austin in 1969.