PROBLEM TO BE SOLVED: To detachably provide a panel member of a head board or a foot board and prevent the panel member from being removed carelessly.SOLUTION: A bed frame comprises a pair of side members disposed parallely to face each other at a predetermined interval, a head board 3, and a foot board 4. The head board and the foot board comprise, respectively: a lower horizontal member 11 whose both end parts in a width direction are connected to the end parts in a longitudinal direction of the pair of side members a pair of guide members 12 provided upward at both end pars in the width direction of the lower horizontal member a panel member 13 whose both end parts in the width direction are engaged with the guide members slidably and stopper devices 16 for holding the panel member non-slidably with respect to the guide members when the panel member is attached between the pair of guide members.SELECTED DRAWING: Figure 10