基罗斯（西班牙语：Quirós），是西班牙阿斯图里亚斯的一个市镇。总面积209平方公里，总人口1488人（2001年），人口密度7人/平方公里。

Quirós is a municipality in the Autonomous Community of the Principality of Asturias, Spain. To the southeast is the municipality of Lena, to the south lies the Autonomous Community of León, to the northeast Riosa and Morcín, to the north is Santo Adriano, to the northwest is Proaza, and to the west is Teverga. Castillo de Alba was a notable fortress here in medieval times, today in ruins.