Donald Lee Gansner Sr., 74 of Union passed away Sunday, February 22, 2015 at his home. Mr. Gansner, son of the late Earl Gansner and wife Charlene nee Barth was born October 24, 1940 in St. Genevieve County, Missouri. Mr. Gansner was preceded in death by his parents, Earl and Charlene Gansner and one daughter, Jeanette Braddy. He is survived by one son, Donald Lee Gansner Jr. and wife Stacy of Plant City, Florida; two daughters, Vanessa Wesoloski and husband John of Union and Bobbie Thiemann of Lonedell; five brothers, Charlie Gansner and wife Clara of Fenton, Bud Gansner and wife Beth, Art Gansner, Chris Gansner and Tim Gansner all of St. Louis; two sisters, Earlien Komoos and Edlien Mamming; five grandchildren, Celeste Hansel, Courtney Thiemann, Breanna Gansner, Karsen Gansner and Nick Gansner; nieces; nephews; cousins; other relatives and many friends.