An electronic device includes a support substrate, a piezoelectric layer that is provided on the support substrate, a functional element including an electrode provided on a surface of the piezoelectric layer, a metallic frame body that is provided on the support substrate so as to surround the piezoelectric layer and the functional element in a plan view, a metallic lid that is provided on the frame body so as to form a space between the lid and the support substrate, and seals the functional element into the space, and a columnar body that is provided between the support substrate and the lid in the space.