Zona Mae Cetera (nee Bowers), 91, Chesterfield, MO passed away Monday, September 8, 2025. Zona was born October 30, 1933, in Ashley, Illinois.  She was preceded in death by her parents, Richard and Edna Bowers, and older brother Donald Bowers. She was united in Marriage September 6, 1959, to Robert Cetera and they celebrated 66 years together.

She is survived by her husband Robert Cetera, sister-in-law Joan (Don) Bowers; three siblings Conrad (Linda) Bowers, Mary Bowers, William Bowers, and many nieces and nephews, and great nieces and nephews.

Zona received her Nursing Certificate from Deaconess Hospital in St. Louis in 1954 and a B.S. Degree from Elmhurst College in 1959. Her career in nursing included multiple positions as a nurse, nurse supervisor and as a school nurse.  Also, she with her husband Bob worked summers as Park Guides at Mammoth Cave National Park.  After their retirement from school associated positions in Elmhurst, they moved to Cave City, Kentucky and worked full-time as Park Guides for the National Park Service at Mammoth Cave National Park.  In June of 2017 they moved to Friendship Village in Chesterfield.

Service: A Celebration of Life service will be held at the Friendship Village Chapel, 15201 Olive Blvd., Chesterfield, MO 63017, Thursday, October 30, 2026 at 2:30 p.m. with friends and family gathering after the service at Friendship Village. In lieu of flowers, memorial contributions may be made in her honor to the National Audubon Society or National Park Service .

As a service of the SCHRADER Funeral Home and Crematory, friends may sign the family's on-line guestbook at Schrader.com.