佩伊奥（意大利语：Peio），是意大利特伦托自治省的一个市镇。总面积160平方公里，人口1894人，人口密度11.8人/平方公里（2009年）。ISTAT代码为022136。

Peio (Péj in local dialect) is a comune (municipality) in Trentino in the northern Italian region Trentino-Alto Adige/Südtirol, located about 50 kilometres (31 mi) northwest of Trento. As of 31 December 2004, it had a population of 1,892 and an area of 160.3 square kilometres (61.9 sq mi).