Myrtis S. Guerndt, 84, of Avon Park, died Sunday morning, January 2, 2022.  She was raised in Williston, FL and spent time through her childhood visiting Avon Park. Myrtis was the daughter of Willard and Lola Bell (Skipper) Smith. After receiving her degree in Elementary Education from Florida State University she moved to Avon Park. She worked as a teacher at Avon Elementary and later became a long term substitute. She married Fred Guerndt June 22, 1962.  She was an active member of First Baptist Church working in the children's programs as a Sunday School teacher and Girls In Action. She was preceded in death by her parents and brother, J.W. Smith, Jr. She is survived by her husband of 59 years, Fred; her son, Charles (Amy) Guerndt; daughter, Karla (Gary) Dawson; and grandchildren, Mitchell, Roxanne and Olivia Guerndt and Tyler Dawson. Visitation will be held Saturday, January 8, 2022 at 10:00 am at First Baptist Church, Avon Park with funeral services at 11:00 am. Internment will follow at Hart Cemetery in Hardee County. In lieu of flowers donation may be made to the Children's Ministry at First Baptist Church.