Might be different in the US, in Europe it's not too uncommon to talk about calvinists, particularly in certain countries like the Netherlands it's a well-estab

Might be different in the US, in Europe it's not too uncommon to talk about calvinists, particularly in certain countries like the Netherlands it's a well-established term (which is even used there to describe Dutch behavioral culture, because it's deemed to be so fitting), and separate from other forms of protestantism.