Ken Nelson (born May 22, 1936) is a retired clergyman, politician, and veteran from Minnesota. He served in the Minnesota House of Representatives.
He was born in Grant County, Minnesota. He served with the United States Army in France from 1954 to 1956.
He represented District 59B to the state House from 1973 to 1982 and District 62A from 1983 to 1992.
When elected, he was a member of Mount Olivet Lutheran Church and lived in Minneapolis. After being elected he married Susan, and had three children.