Robert A. Williamson and Lu Ann Williamson of Buford announce the engagement of their daughter Kaley Nicole Williamson to Alexander “Alex” Devin Garlock, son of Mitchell Douglas Garlock and Leslie Yvonne Garlock of Cumming. The bride-elect is the granddaughter of the late John R. Williamson and Velma Williamson and the late Mevelyn Householder. She is a graduate of North Gwinnett High School in Suwanee.