John Anthony Grimm, 84, was born on August 7, 1931 in Geddes, South Dakota and died on August 8, 2015 at Lee''s Summit Medical Center in Lee''s Summit, Missouri. He was the son of Joseph and Ida (Toben) Grimm, both of whom preceded him in death. When he was in the fourth grade, the Grimm family left South Dakota and moved to Pierce City, Missouri and then to Joplin, Missouri in 1948. He graduated from Saint Peters High School in Joplin in 1949. Immediately following his high school graduation, he joined the United States Air Force and served from June 21, 1949 until December 10, 1952, during the Korean Conflict. He married on September 3, 1955 in Montrose, Missouri. In conjunction with his work in the aircraft business, he and his made their home in several places during the early years of their marriage, including Marietta, Georgia, Wichita, Kansas, and Neosho and Raytown, Missouri. In 1970 the Grimm family moved to Pleasant Hill. In 1988, John retired from A T & T Technology as a Production Line Supervisor. He was a member of Saint Bridget Catholic Church of Pleasant Hill, Missouri. He was a lifetime member of the Knights of Columbus, a Knights of Columbus Fourth Degree and a past Grand Knight. He was preceded in death by his parents, one brother, Robert Grimm, and one sister, Donna Mae Grimm. He is survived by his wife of 59 years, two sons, four daughters, two brothers, two sisters, sixteen grandchildren, eight great-grandchildren, and several nieces and nephews. Mass of Christian Burial: 10:00 a.m. August 12, 2015 at Saint Bridget Catholic Church in Pleasant Hill, Missouri. Military Honors will be provided by the United States Air Force and V.F.W. Post #3118 Honors Team of Pleasant Hill, Missouri.