Olean Thelma Walker was born June 15, 1942, in Green Pastures, OK to Armogen B. and Lottie Dunlap. She was the fourth child of ten.

She attended school at Dunjee High School where she was a member of the girls' basketball team and the marching band. She was a part of the class of 1959.

She accepted Christ at early at the Church of God under the pastorage of Bishop William Fizer. In 2017, she became a member if Sardis First Missionary Baptist Church, along with her husband, in Coffeyville, KS under the pastorage of their youngest son Rev. Armogen B. Walker I.

She met her high school sweetheart Robert L. Walker Sr. in 1956 who she later who she later married on March 22, 1938. To this union six children were born: four sons Robert Jr., Orlando, Walter Sr., Armogen I., and two daughters DeChelle and Terri.

She traveled to Puerto Rico along with her eldest son during her husband's military years and later moved to Las Vegas, NV in 1964 before moving back home to Oklahoma in 1971.

She began employment, after being a stay home mother, in 1972 at John A. Brown and she later began working at Continental Plastics. After 27 years of service, she retired. After retirement she began traveling various places with her husband. They traveled across the nation to see their grandsons playing football. Her greatest joy was spending time with her husband, children, and grandchildren. She loved to dance and hear the song "Sweet Slim" written by the love of her life Robert.

She was proceeded in death by her eldest son Robert Jr, two grandsons Terrance and Andre, and one great-grandson Masiah. Her parents Armogen and Lottie Dunlap, Floyd and Thelma Smith and Walter Walker. Brothers: William, Vernell, Decell and Narves; Sisters: Karen, Yvonne, Ethel, Vivian, Martha, and Barbara.

She leaves to cherish her memories her husband of 65 years Robert Sr., three sons: Orlando (Carolyn) Walker, and Armogen I., daughters: DeChelle and Terri (Eddie) Jones, goddaughters Colisha and LuCarolyn, two brothers, three sisters, special sisters Adelyn Lewis, special cousin/friend Loretta Smith who visited her on a regular basis, special friend Janice Mukes, 101 grandchildren and great-grandchildren and a host of nieces and nephews.