A chip antenna module includes a substrate, a plurality of chip antennas disposed on a first surface of the substrate, and an electronic element mounted on a second surface of the substrate, wherein each of the plurality of chip antennas includes a first ceramic substrate mounted on the first surface of the substrate, a second ceramic substrate opposing the first ceramic substrate, a first patch disposed on the first ceramic substrate, and a second patch disposed on the second ceramic substrate, and the first ceramic substrate and the second ceramic substrate are spaced apart from each other.