A door handle device includes a handle member having a counterweight, a handle frame member configured to be fixed to a door and having an opening portion, the handle frame member being slidably engaged with the handle member while the counterweight being inserted through the opening portion. The door handle device further includes a first engaging shaft portion provided on the handle frame member, a second engaging shaft portion provided on the handle frame member, a first through hole provided on the handle member, a second through hole provided on the handle member, and an interposition member provided on a lower end contacting point between the handle member and the handle frame member after the handle member being slid relative to the handle frame member and engaged with the handle frame member at the smallest engaging angle therebetween.