Mary Alice Stonacker "Mary B" Barfield, age 55 of Clarksville, TN passed away May 13, 2016. She was born in Belleville, IL on August 24, 1960 to James Raymond Stonacker and Ruth Mae Herman Stonacker.She married Charles Thomas Barfield in 1980 and had two children, Tonya Nicole Stonacker and Brian Eugene Barfield.She is survived by her children, grandson, Dameion Cole Stonacker; three sisters, Tina (Wayne) Barfield, Eva Self, and Barbara Abbott; and many other family members including Christina and Ricky Bryant, Brandon Self, Lela Marie Self, Brittaney Abbott, Jamie Abbott, Rhonda Clark, Carrie Yearry and Glenda Dube.A memorial service will be conducted at a later date and arrangements will be announced when available.