Donna Sue Davis 63, of Port Arthur passed away Friday June 21, 2013 at Christus St. Mary Hospital in Port Arthur. Donna was born on February 15, 1950 in Nederland, Texas to Wilfred Theriot and Mildred Wooldridge Theriot. She was a lifelong resident of the Port Arthur area and was a retired Senior Purchasing Agent for Jefferson County. Donna was a loving Wife, Mother and Grandmother who will be missed by her family and friends for she was their Guiding Light. Funeral services will be held on Tuesday June 25, 2013 at 2:00 pm with Reverend Mike Parise officiating at Levingston Funeral Home in Groves. Burial will follow at Oak Bluff Memorial Park in Port Neches. A visitation for family and friends will be held Monday from 5:00 pm to 8:00 pm at the funeral home. Donna is survived by her husband Donald Davis of Port Arthur; five daughters Melanie Duhe of Groves, Melissa Lopez and husband Ronald of Hamshire, Melynda Smith Lombardo and husband Chris Fisher of Port Arthur, Colleen Irvine and husband Keith of LaBelle, and Robin Guerrero and husband Mario of Dallas; one brother Norman Theriot and wife Myra of Kountze; eight grandchildren and numerous nieces and nephews.