科米利亚斯（西班牙语：Comillas），是西班牙坎塔布里亚的一个市镇。总面积19平方公里，总人口2289人（2001年），人口密度120人/平方公里。

Comillas is a small township and municipality in the northern reaches of Spain, in the autonomous community of Cantabria. The Marquisate of Comillas, a fiefdom of Spanish nobility, holds ceremonial office in the seat of power at a small castle which overlooks the town. The Comillas Pontifical University was housed here before it moved to Madrid, and the old university buildings are among the finest examples of architecture in the town. Besides this, there are many notable medieval and baroque buildings.