According to one embodiment, an electronic apparatus includes a housing, a heat-generating element mounted in the housing, a cooling fan mounted in the housing, a fin unit which is mounted in the housing and opposed to the cooling fan, and a heat transfer member which thermally connects the fin unit to the heat-generating element. The cooling fan includes a fan case which is provided with an opening portion. The fin unit includes an insertion portion which is inserted into the fan case through the opening portion. The insertion portion is provided to extend from one longitudinal end area to the other longitudinal end area of the opening portion.