Guy grew up in New Braunfels, Texas.
He was preceded in death by his parents, Mayo and Doris; brother, Butch; and sisters, Gwen and Glenda. Guy is survived by his wife, Sandra (Vaughn) Thomas of Leander; sons, Guy Thomas, Jr. and wife Michelle of Leander; Greg Thomas of San Antonio; grandchildren, Kyle, Tristen, and Gabe; and sister, Glenda Thomas of New Braunfels.
In lieu of flowers, donations in memory of Guy Thomas may be sent to Wounded Warriors.
Arrangements by Beck Funeral Home, 1700 E. Whitestone, Cedar Park, Texas 78613.