Multi-purpose chair

The invention provides a multi-purpose chair which comprises a chair back, a support post, a front chair part and a rear chair part, wherein the top of the chair back is connected with the support post through a hinge, the front chair part and the rear chair part are connected through a hinge, the bottom of the chair back is connected with the rear chair part through a hinge, the horizontal heights of the front chair part and the rear chair part are the same, the horizontal height of the chair back after overturning is equal to the horizontal height of the front chair part and the rear chair part. The multi-purpose chair has the benefits that the front chair part is stacked above the rear chair part in a reversible manner, and forms support together with the chair back, so as to form a multi-level step-type ladder; the chair back is overturned to the horizontal position, and the support post is laid down, so that a simple desk is formed. The multi-purpose chair is simple in structure, can serve as a common chair, and also can serve as a ladder and a desk, and the use is very convenient.