Acâș (Hungarian: Ákos, Hungarian pronunciation: [ˈaːkoʃ]; German: Fürstendorf) is a commune of 2,728 inhabitants situated in Satu Mare County, Crișana, Romania.

It is composed of four villages: Acâș, Ganaș (Gánás), Mihăieni (Krasznamihályfalva), and Unimăt (Újnémet, Neudorf).

Acâș is crossed by national road DN19A [ro] (part of European route E81), which starts in Supur, 8.8 km (5.5 mi) to the south, goes through Satu Mare, and ends in Dorolț, at the Hungary–Romania border crossing.

At the 2002 census, Acâș had 2,859 inhabitants; of those, 55.7% were Hungarians, 22% Romanians, 22% Roma, and 0.3% Germans.

At the 2011 census, the commune had a population of 2,827, of which 43.23% were Hungarians, 26.85% Roma, and 26.81% Romanians.