Heinzen was born on May 11, 1918, in Marshfield, Wisconsin.
[1] He attended what is now the University of Wisconsin-Madison and was a member of the Knights of Columbus.
[2] Heinzen was elected to the Assembly in 1960 and to the Senate in 1968.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1910s is a stub.
You can help Wikipedia by expanding it.This article about a member of the Wisconsin State Senate is a stub.