An electronic device includes a transparent member arranged on at least one of a front surface or a rear surface of the electronic device and including a first region facing a display module, a housing surrounding the transparent member, including a sidewall extending in a circumferential direction of the electronic device, and forming an exterior of the electronic device, and protruding portions protruding toward the transparent member from the sidewall and extending in the circumferential direction of the electronic device, wherein a distance between the protruding portions facing each other with the transparent member therebetween is less than a width of the transparent member arranged between the protruding portions.