Diana Marlene Mrogenski, 67, of Greeley, passed away Nov. 14, 2017, at Tru Hospice of Northern Colorado. She was born Jan. 10, 1950, in Ottumwa, Iowa, to Kenneth and Velma (Fisher) Knotts. Diana grew up in Ottumwa, graduated from Ottumwa High School and attended Ottumwa Heights College. Diana married Thomas Mrogenski on Sept. 2, 1972, in Ottumwa. They moved to Des Moines, Iowa, in 1972. She was an avid walker and volunteer at the Union Colony Civic Center. Diana loved the mountains and making crafts.