Olivia Kate Mannebach

Olivia Kate Mannebach, of O’Fallon, MO, passed away Thursday, March 13, 2025, at the age of 21. Cherished daughter of Rich and Shannon Mannebach; dear sister of Evan Mannebach and Madelyn Mannebach; loving granddaughter of David and Kathie Roate; treasured niece of Ruth and Andy Pinnell, Dallas Todd (Cathy) Roate, and Sean Roate. Preceded in death by grandparents, Richard J. and Jeannine Mannebach.

Olivia graduated from Fort Zumwalt North in 2022. She was a strong-willed and intelligent young woman, beautiful inside and out. An avid reader with a creative spirit, she enjoyed DIY projects and had a natural talent for nail artistry. Throughout high school, she played volleyball all four years and was a positive influence on her peers. Olivia was deeply loyal to those she loved. She had a caring heart and was always willing to help those in need. She attended University of Arkansas and will be awarded her 4-year degree in May for business. A devoted sister and a wonderful friend, Olivia cherished her family and loved her cat, Milo. She embraced life with a fun-loving yet responsible nature, leaving a lasting impact on those who knew her. Olivia was dearly loved and will be greatly missed by all who knew her.

Memorials may be made in Olivia's name to Cardinal Glennon Children’s Foundation.