A dispenser head for a fluid dispenser device, the head including a hollow body (30, 130, 230) that defines a fluid passage between an inlet orifice (32, 132, 232) and a spray orifice (31, 131, 231) vibration generator means (40, 140, 240) being arranged in said passage upstream from said spray orifice (31, 131, 231), said vibration generator means (40, 140, 240) being actuated while fluid is passing so as to spray said fluid finely through said spray orifice (31, 131, 231).