Jack Cook, Jr., was born in Kirksville, Missouri, on December 26, 1938, to parents Otto Laverne, (Jack) Cook and Grace Mitchell Cook.
As a young child, he lived in numerous states, moving often for his father’s job in construction. A highlight of his childhood was living for a year in Australia. After graduating high school in 1956, he joined the army and served for six years and was honorably discharged as a sergeant. He then graduated from Westminster College in Salt Lake City with a degree in physics. Jack began his career of 40 years with the United States Post Office as a mail carrier in Utah and finished his career as an instructor at the Postal Training Center in Oklahoma. He married his wife Rebecca Louise Moss in Richfield, UT, on June 29, 1968. They were blessed with four children.
He was an active member of the Church of Jesus Christ of Latter-day Saints. He served in various capacities including being a missionary with his wife in the Oklahoma City, Oklahoma mission office. He enjoyed spending time with his grandchildren and being involved in their lives.
Jack was preceded in death by his mother and father; his brother, Jerry Cook; and his daughter, Jill Lane.
Jack is survived by his wife, Rebecca Cook of 52 years; his sister, Jane Brinker; his children, Lisa Udy, Brad Cook, and Jeff Cook; and ten grandchildren.