McWILLIAMS, Theda June “TJ”, age 80, of Dayton, passed away Tuesday, October 22, 2024 at Ohio’s Hospice of Dayton. TJ retired from Trimble Navigation after 30 years of service and was a member of Faith Baptist Church. She was preceded in death by her mother & step-father, Elizabeth and Tom Gambrel; brothers, Curtis and Wayne; sisters, Ruth, Ellen and Betty. TJ is survived by her sister, Anna F. Mahan of Dayton; numerous nieces, nephews and a host of friends. Funeral serve 1:30 PM Monday, October 28, 2024 at Marker & Heller Funeral Home, Huber Heights Chapel, 5844 Old Troy Pike. Entombment Memorial Park Cemetery, Whispering Pines Mausoleum. The family will receive friends at the funeral home from 12:30 PM Monday until service time. In lieu of flowers, please donate blood to your local blood bank in TJ’s memory.