David J. Murphy (born November 26, 1954) is an American businessman and politician.

From Greenville, Wisconsin, Murphy is the owner of a fitness center and went to the University of Wisconsin–Fox Valley.

In November 2012, Murphy was elected to the Wisconsin State Assembly as a Republican.

[1][2] In December 2016, Murphy pressured the University of Wisconsin–Madison to cancel a course entitled "The Problem of Whiteness" and fire the lecturer teaching it.

This article about a Republican Party member of the Wisconsin State Assembly born in the 1950s is a stub.