There is provided a head band member (100) for wearing a respirator mask (1) and a head cradle (10) including the same. The head band member (100) includes a supporting member (130) extending in a direction； a first coupling portion (110) formed at one end portion of the supporting member (130), and including an insertion hole (116) formed to pass therethrough； a second coupling portion (120) formed at another end portion of the supporting member (130)； and a strap connection portion (140) formed at an end portion of the first coupling portion (110) or the second coupling portion (120), and connected with a strap (30), wherein at least a part of the second coupling portion (120) being inserted into the insertion hole (116) of the first coupling portion (110) and thereby the first coupling portion (110) and the second coupling portion (120) are provided to be coupled to each other, and the head band member (100) is connected to a mask body (20) of a respirator mask (1) through the strap (30).
