Grayson "Mac" McWilliams, 90, of Brunswick, passed away at Magnolia Manor on Saturday, February 23, 2019, after a battle with Alzheimer's. He is preceded in death by his parents, Chester and Margaret McWilliams and his wife of 58 years, Marilyn Disher McWilliams. Survivors include three daughters and sons-in-law, Cheryl and Thomas Fennell of Leesburg Fla., Carol and James Derby of Monaca Penn., and Debra and Edward Shipley of St. Simons Island; two grandsons, James Michael Cox of Pittsburg and Eric David Fennell of Fredericksburg Va., two granddaughters, Sara Lynn Hinkle (Andrew) of Washington, D.C. and Blake Alexandra Shipley of St. Simons Island, one great-grandson David Michael Fennell of Fredericksburg; and two step grand-children, Jonathan Edward Shipley (Jeni) of Brunswick and Jennifer Elizabeth Lane (Mitchell) of Atlanta. There will be a private family service to scatter the ashes in Cape Canaveral, FL. Golden Isles Cremation Center / Brunswick Memorial Park Funeral home is in charge of cremation services.