Dave Mattio, the longtime athletic director and football coach at Marian Catholic High School, died Wednesday, Sept. 7 after a battle with cancer. He was 68.
A native of Chicago Heights, Mattio graduated from Marian Catholic in 1966 and earned bachelor’s and master’s degrees from Northern Illinois University. He was now a resident of Grant Park.
He returned to Marian Catholic in 1971 and was named athletic director in 1974. He served…
