JoAnn Steinsiek

 Jo Ann Steinsiek, 91 of Clay Center, died on December 24, 2025 at the Clay County Medical Center in Clay Center. She was born on August 25, 1934 in Clay Center, the daughter of Robert and Gretchen (Nenstiel) Heitman.

Jo grew up in Clay Center and graduated from Clay Center High School in 1953, where she was a Majorette. She then attended the University of Kansas with a degree in Occupational Therapy. While interning in Oklahoma City, she met Michael H. Steinsiek and they were married on June 3, 1956. The couple lived in various places, including Clay Center, Salina, Albuquerque, New Mexico, and Arvada, Colorado, where she worked for a doctor’s office for many years. The couple then moved back to Clay Center in 2007 after retirement.

While in Arvada Jo was active in the Jefferson County PTA, holding various offices including Vice President and President and she was a member of the First Presbyterian Church. She is preceded in death by her husband, Michael H. Steinsiek and her parents.

Jo is survived by her sons, Rick Steinsiek of Johnstown Colorado and Dirk and his wife, Carol Steinsiek of Littleton, Colorado; 3 grandchildren, Joshua (Brittney), Heather (Dan) Foggin) and Candice Steinsiek [Chase]; 13 great-grandchildren; 1 great-great-grandchild; and brothers, Bob Heitman of Manhattan Kansas and Dick Heitman of Canon City, Colorado.

Memorial Services will be held at 10:00AM on Friday, June 26, 2026 at the Neill-Schwensen-Rook Funeral Home in Clay Center, Kansas.

Inurnment will be in the Greenwood Cemetery in Clay Center, Kansas.

In lieu of flowers, donations can be made to the Clay Center Utility Park Zoo. Online donations may be made at https://www.claycentercif.org/make-a-donation.cfm or checks may be sent in care of the funeral home.  Jo always loved visiting the park and the zoo any time she could. But first she had to stop by and get a sip of the “coldest water in town” at the little drinking fountain at utility park corner. Please think of Jo when you drive pass the fountain and tour the zoo.