Dean Leroy Isaacson (born 1941) is an American statistician.
After graduating from Milaca High School in Milaca, Minnesota, Isaacson earned a bachelor's degree in mathematics at Macalester College, then completed his master's and doctorate at University of Minnesota.
[1] He joined the Iowa State University faculty in 1968, and served as chair of the Department of Statistics from 1984 to 2002,[2][3] when he was succeeded in the role by Kenneth Koehler.
[4][5] Isaacson was granted emeritus status upon retirement in 2009.
[7] In 2013, he was elected to the Milaca High School Hall of Fame.