He married Martha E McCarty in 1846 and they had two children, William and John Lea. Smith later married Lavinia W. Henderson, daughter of Hon. Luke Lea, U. S. Representative for Tennessee, in 1855.
He wedded Martha E. McCarty in 1846, who bore him two offspring, William and John Lea. Smith subsequently married Lavinia W. Henderson, daughter of Hon. Luke Lea, U.S. Representative for Tennessee, in 1855.