Frank James Kook, 90, formally of Mesa AZ, passed away March 21,2021 at his home in Belvidere, IL. Frank was born July 11, 1930 in Chicago IL, the son of Frederick and Elizabeth Kook. He was married to Eva Marie Gloss who preceded him in death. Frank is survived by his sons, Dave and Raymond as well as numerous family and friends. Cremation rites have been accorded.