He was the son of James Curtis and Dorothy Foster of Lubbock.
Rudy was a member of Holy Trinity Presbyterian Church.
He is survived by his wife, Emilie Burrer Foster; son, Curtis Foster of Huntsville, TX; and sister, Saundra Foster of Plains, TX.
In lieu of flowers, the family requests memorial contributions be made to the Humane Society of Bexar County, 4804 Fredericksburg Road, San Antonio, TX 78229.