Hiram N. Smith (February 19, 1817 – May 15, 1890) was an American farmer and politician.
Born in the township of Tinicum, Bucks County, Pennsylvania, Smith settled in Sheboygan Falls, Wisconsin Territory in 1847.
Smith served on the town board and was a Republican.
Smith died at his daughter's home in Sheboygan Falls, Wisconsin and had been in ill health.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1810s is a stub.