Absolutely!

First off, its practically the national dish of Canada, the boxed Kraft version ("Kraft Dinner") is the is the most popular grocery item in Canada - https://en.wikipedia.org/wiki/Kraft_Dinner

Germans have pretty much the exact same thing in Kasespatzle (spätzle with cheese).

Depending how you want to define "mac and cheese," the original Italian preparation of fettuccine alfredo is pretty damn close, the only ingredients are pasta, butter, and cheese.