William Alexander Smith (January 9, 1828 – May 16, 1888) was a U.S. Representative from the state of North Carolina.

Smith was born in Warren County, North Carolina and attended the common schools.

He engaged in agricultural pursuits and was a member of the State constitutional convention in 1865 following the American Civil War.

His home near Smithfield, North Carolina, the Atkinson-Smith House, was listed on the National Register of Historic Places in 1975.

[1] This article incorporates public domain material from the Biographical Directory of the United States Congress