Diane Marie (Tuhey) Horst, born October 24, 1939, was lovingly received into heaven on June 12, 2020. Diane was born in Lombard, Illinois to Edward & Elsie Tuhey. Diane spent many years working as an Escrow manager in Truckee, CA where she met her husband Oren P. Horst. After retirement, Diane and Oren moved to Prescott, AZ in 1998 where they were received with open arms by the community. Diane enjoyed traveling, volunteering at the VA, Yavapai Regional Medical Center & Sharlot Hall Museum, as well as spending time with her family. Diane's passing leaves a hole in the hearts of many. She is survived by her husband Oren P. Horst; her children and their spouses Lisa & Mark Thome and Weston Emery; her five grandchildren Maddison Emery, Joshua Thome, Brooke Emery, Philip Thome, and Andrew Thome; and her brother Tom Tuhey. She will be missed by all. In lieu of flowers or gifts please consider a donation in her name to the Yavapai Humane Society or the Salvation Army of Prescott, AZ.