Michael L. Ganousis, of O'Fallon, Missouri, died on Saturday, July 20, 2013 at the age of 86. Loving husband of Patricia J. Ganousis (nee: Howard); Dear son of the late Louis and Sylvia Ganousis; devoted father of John Ganousis, Thomas Michael Ganousis, Teresa (Steve) McNamee, James Michael (Cheri) Ganousis, and Catherine Ann (John) Reynolds; cherished grandfather of Phyllis (Richard) Adams, Nathan Ganousis, Jennifer (Chris) Terp, Anthony (Randi) Ganousis, Michael (Sarah) Ganousis, Alise Ganousis, Natalie Ganousis, and Nicholas Ganousis; beloved great-grandfather of Seth Adams, Aubrey Adams, Olivia Terp, and Addison Terp. He is preceded in death by his sister Fay Patakas and brother George L. Ganousis. Michael retired as manager of engineering services with Emerson Electric after 42 years. In his spare time he enjoyed reading and crossword puzzles, but his greatest passion was his family.