Family and friends are invited to attend a visitation on Tuesday, March 17, 2026, from 5:00-7:00 P.M. at the Mitchell Family Funeral Home in Marshalltown. Diane’s graveside service has been scheduled for Wednesday, March 18, 2026, starting at 11:00 A.M. at Sheppard Cemetery in Union, Iowa. Memorials may be directed to the family for a later designation. Mitchell Family Funeral Home has been entrusted with the care of Diane and her family. Family requests casual dress or Iowa State Cyclone attire. To leave online condolences, please visit www.mitchellfh.com. Ph. 641-844-1234.

Diane is survived by her children: Kyle Warden, of Casper, WY., Jennifer (Matt) Morris, of Union, IA., and her bonus daughter, Christy Clemons Gunderson; her siblings: Duane “Hap” Brindle, Charles “Chuck” (Sheryl) Brindle, Janine (Dan) Johnson, several nieces and nephews; and her grand puppies and best friend of many years.