Mary Helen Grace Williamson, 83, of Birchwood, passed away Thursday, Sept. 6, 2012.Helen was a member of the "Young at Heart" Sunday school class at Georgetown Baptist Church. She was a member of the Birchwood Senior Citizens.Helen was preceded in death by her son, Durwood Williamson; parents, Marion Henry Andrew Grace and Martha Etta Vandaman Grace; sister, Esther Hallmark; brothers, Wren Andrew, James, Herman, Gardner, Harry and Edward Brandon Grace.Helen is survived by her husband, John Williamson, of Birchwood; daughter, Rebecca Herndon, of Birchwood; granddaughter, Tamara Herndon, of Birchwood; numerous nieces and nephews.The funeral service will be conducted at 2:30 p.m. Monday, Sept. 10, 2012, in the funeral home chapel with Rev. Earl Farris officiating.Interment at Hamilton Memorial Gardens.The family will receive friends from 2 p.m. until 5 p.m. today, Sept. 8, 2012, and Sunday, Sept. 9, 2012, at Chattanooga Funeral Home-North Chapel.Memorial contributions may be made in Helen's name to Hospice of Chattanooga or The Alzheimers Association.Please share your thoughts and memories at www.ChattanoogaNorthChapel.com Arrangements are by the Chattanooga Funeral Home Crematory & Florist, North Chapel, Highway 153, Hixson, Tennessee 37343.