Rita Marie (Kaemmerer) Byrnes of Union, Missouri, passed away unexpectedly Sunday, December 21, 2025, at the age of 76 years. She was born November 9, 1949; the daughter of Clifford Kaemmerer and his wife, Lillian (Butery).

Rita was preceded in death by her husband, Robert Byrnes; her parents, Clifford and Lillian Kaemmerer; and one brother, Jerry Kaemmerer.

She is survived by two children, Todd Byrnes and wife Kateryna, of Oregon, and Angela Boldt and husband Jim, of Union; one brother, Greg Kaemmerer and wife Jan, of French Village, Missouri; five grandchildren, Garrett Byrnes, Olha Byrnes, Colin Boldt, Lauren Boldt, and Meghan Boldt; and many other relatives and friends.