Ruth Mueller passed away on July 31, 2025 at the age of 90. Born in 1934 in St. Louis, she was the beloved daughter of the late Harry and Leona Mueller.

She is survived by her daughter, Rhonda Entwistle nee Nixon; two brothers, Glen (Patricia) Mueller and Ronald (Marge) Mueller; three grandchildren, Ronald "Buddy" (Abigail) Entwistle, Robert Entwistle, and Robert Layton; four great-grandchildren, Dylan, Aubrey, Wyatt,  and William;  She is preceded in death by her father, Harry Mueller, mother, Leona Mueller nee Tebbenhoff, special friend, Thomas Barton, son, Robert K. Nixon, brother, Kenneth Mueller and his wife Martha.  

Ruth worked for many years in the Kirkwood School District and at Southwestern Bell telephone, and later retired from Convergys. 

Ruth was loved by many and will be deeply missed. 

Memorial donations may be made to the charity of your choice.

The family is being served by Pitman Funeral Home in Wentzville.