Ruben Wizar Guajardo, 76, a resident of San Marcos, Texas, passed away December 1, 2019. Visitation will be held Sunday, December 8, 2019, at Thomason Funeral Home in San Marcos, Texas, from 5 p.m. to 9 p.m. A Prayer Service will be held Monday, December 9, 2019, at Thomason Funeral Home in San Marcos, Texas, at 10 a.m. Burial will follow at San Marcos City Cemetery. For more information and to sign the online guest registry visit Thomason Funeral Home's website.