Hillary Monroe Smith and Drew Smith announce the birth of their twin sons, Callahan Monroe and Sebastian Andrew, on Dec. 6, 2018 at Nashville, Tennessee. Callahan weighed 6 pounds and 10 ounces at birth. Sebastian weighed 5 pounds and 9 ounces at birth.

Their maternal grandparents are Dennis and Esther Monroe of Madison. Their paternal grandparents are John and Patti Smith of Clarksville, Tennessee.