Reply #27: No, he is Protestant

[karynnj]

"Brown and his family attend New England Chapel in Franklin, Mass., part of the Christian Reformed Church in North America, which has roots in the Protestant Reformation."
http://www.uscatholic.org/news/2010/01/some-think-scott-brown-pro-life-and-catholic-he-neither

Here is Wikipedia on their beliefs,
http://en.wikipedia.org/wiki/Christian_Reformed_Church_in_North_America

The people I knew in Northern Indiana who belonged to one of their churches were ultra Conservative, but - in fairness thie Roman Catholic church was far more conservative than the Roman Catholic college my daughter attended in MA - so the MA church could be more liberal. In addition, people often don't really "select" their church based on looking at the beliefs alone.