He was a veteran of the US Air Force, received a good conduct medal, longevity service ribbon, and overseas ribbon.
He loved to play fast pitch softball, enjoyed watching OU Sooners and Dallas Cowboys.
Clifton is survived by his wife Nina Smith and children; Sonya Tyner, of Del City, OK, Teddy Tyner of Kansas, and daughter Brandy Smith of Del City. Sister Esther Smith of Anadarko, OK, Brother Troy Smith of Ardmore, Ok, and nine grandchildren.