Halvor Cleophas (June 22, 1842 – April 18, 1937) was an American farmer and politician.
He emigrated with his parents to the United States and settled in the town of Newark, Rock County, Wisconsin in 1843.
He served as chairman of the Newark Town Board and was a Republican.
He died from a heart attack at his daughter's house in Glendale, California.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1840s is a stub.