An Assemblable wardrobe made of a plastic material, comprising a first and at least a second module positioned one above the other, where each module comprises two side panels, a rear panel, at least a shelf and a reinforcing structure, the reinforcing structure comprising an upper cross-member and respectively a lower cross-member arranged along upper and respectively lower sides of the rear panel and a connecting upright joining said cross-members, each module further comprising an L-shaped support having a vertical wing connected along the connecting upright and a horizontal wing for supporting the shelf, the L-shaped support has clamping means of the upper cross-member to the lower cross-member of the overlying module.