Victims of Michael Dee Mattsonon January 1, 2010 in Serial Killers, Victimology by Heather Whitney
Michael Dee Mattson was charged with the murders of three people. We currently have information on all of his victims.
Cheryl, age 9, was murdered on July 14, 1978. Her remains were found on July 15, 1978.
Deanna, age 16, was murdered on July 20, 1978.
Adele Jean Corradini
Adele, age 16, was murdered on September 6, 1978. Her remains were found on November 9, 1978.