Carroll K. Johnson
Carroll Kenneth Johnson, 91, passed away peacefully at home on September 12, 2021. He was born in Greeley, Colorado in 1929, the son of Elmer B. Johnson and May Dell Edwards Johnson. He was preceded in death by his wife, Carol Johnson, brother Ernest H. Johnson, sisters Edna Hoover Andrews, Lorene Owens Blandin, and June Groves Holt.
A graduate of Eaton High School and Colorado State University, he earned a PhD in Biophysics at MIT in 1959.
Carroll joined the U.S. Marine Corps serving for four years including a year in the Korean War.
He married Carol Jean DeBoer in 1951. Their children are Cindy (Mark) Cotter of Knoxville, Valerie (Dean) Cheatham of Clinton, Greg (Rainey Fox) Johnson of Knoxville, Gary Johnson of Townsend, and Amy Johnson (Rick Elander) of Evergreen, CO.
Grandchildren include Ben Cheatham (Amanda), Caitlin Coillberg (Ashir), Meg Lloyd (Mike), Forrest Johnson, Catie Pruitt (Ethan), Savannah Sullivan (Andy), Isabella Crocket, Amelia Crockett, Rachel Elander and Brian Elander. He also has 7 great grandchildren.
Carroll worked at the Oak Ridge National Lab as a research chemist for 33 years. As a member of the American Crystallographic Association, he served as president in 1976, and was awarded their prestigious Burger Award for outstanding achievement in crystallography in 1997.
He was internationally known for his computer program known as ORTEP (Oak Ridge Thermal-Ellipsoid Plot), used to graphically display the x-ray structure of molecules.
In addition to x-ray crystallography, Carroll conducted research in artificial intelligence, machine vision engineering and crystallographic topology & neutron diffraction.
He will be greatly missed by his friends and family.
A brief ceremony will be held at the East Tennessee Veterans Cemetery on Tuesday, September 21, at 8:30 am. A memorial service will be scheduled later and listed here.
In lieu of flowers, please consider a donation to the Alzheimer's Association at