A connector for a wiper blade, the connector is configured to cooperate pivotably, by a transverse hinge pin, with an adapter designed to allow an articulation link between the blade and a driving arm, the connector includes a body provided with two opposite side flanges, defining a housing designed to receive the adapter, and a pin between the flanges for the articulation link of the blade to the arm, the flanges include, at each of the ends of the hinge pin, a shoulder configured to allow axial guiding of the articulation link between the blade and the arm, the side flanges is configured to allow lateral flexion of the adapter bearing against the shoulder.