John Ernest "Jack" Mueller, 89, Avon, passed away Saturday, December 19, 2020 after a brief illness. He was born on July 8, 1931 in Delphus, Ohio to John E. and Irma Laemmerman Mueller. Jack was a Navy Veteran during the Korean War. He worked for J.C Penney as a department manager and for RCA Corporation and Thomson Multimedia as an accountant. Jack was the widow of Margaret Laudick Mueller. He was also preceded in death by his son Jim Mueller; companion, Marvel Laudick; sisters, Mary Lou McGue, Leila Miller and Barbara Henne. Jack is survived by his son Jack (Sham) Mueller; grandchildren, Jackie (Ryan) Beck, John (Hilary) Mueller; great-grandchildren, Willow and Poppy Mueller; and sister Jane Reed..