Demario Dontez Walker was born on June 3, 1979 in Centreville, IL to Willie E. Walker & Debra A. Walker. He confessed a hope in Christ at age 16 uniting with New Bethel Missionary Church.

Demario received his formal education in East St. Louis School District #189. Demario united in holy matrimony to Keisha Shaw.

Demario is preceded in death by his father, Willie E. Walker, his wife, Keisha Shaw-Walker, and his older brother, Detries Tipler.

Demario departed this life on July 31, 2025. He leaves to cherish his memory three daughters, Yvonna Walker, Nyla Horton, Miyah Horton; one son, Demario Walker, Jr.; his mother, Debra Walker; two sisters, Sherrell Quarrells and Shanell Walker; his brother, Elvert Walker; grandson, Kayden Walker, a host of nieces, nephews, aunts, uncles, and cousins.