约伊斯（德语：Jois）是奥地利布尔根兰州滨湖新锡德尔县的一个市镇。总面积25.91平方公里，总人口1310人，人口密度50.6人/平方公里（2001年）。

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Jois (Hungarian:Nyulas) is a small town in the district of Neusiedl am See in Burgenland in Eastern Austria. It is on the northern shore of Lake Neusiedl, which straddles the border with Hungary.

The picturesque wine-producing area is popular with tourists, who visit Jois's parish church with its Baroque statues dating back to 1757, the local heritage museum with the district's school museum, wayside shrines, cycling trails, and the wine trail.