The invention discloses an intelligent flood protection fence, and belongs to the field of flood protection and disaster relief. The intelligent flood protection fence aims to solve the problems that existing flood protection methods and flood protection devices are high in cost, high in manpower consumption and poor in flood protection effect. The intelligent flood protection fence comprises fence plates, supporting rods connected to the fence plates and fixed piles located at the lower ends of the fence plates; the fence plates are of a wave shape or a flat shape, comprise 3-5 fence plate bodies and are integrally formed; the supporting rods are connected to the fence plates in a twisted mode; and fixed buckles are arranged at one ends of the fence plates, and fixed clamping grooves matched with the fixed buckles are formed in the other ends of the fence plates. The intelligent flood protection fence can be used on occasions such as river heightening and reinforcing and urban inland inundation protecting.