2 answers. Normally they are open on most holiday days including Christmas Eve & Christmas Day.
Golden Corral. On Christmas Day, this buffet-style family restaurant, with hundreds of locations from coast to coast, will be firing up the hot buffet (and the salad buffet, and the breakfast buffet, and..). Golden Corral says it'll keep "special" holiday hours that may vary per location, so do your due diligence.
Martin Luther King, Jr. Day - 2018/01/15, Mardi Gras Fat Tuesday - 2018/02/13. For Thanksgiving and Christmas, the opening times of Golden Corral may vary. Usually Golden Corral restaurants will be open on the following hours.