The utility model discloses a shock absorber steering knuckle bracket forming die which is simple in structure, convenient to operate and good in forming effect. The shock absorber steering knuckle bracket forming die comprises an upper die base and a lower die base. The bottom face of the upper die base is sequentially provided with an upper buffer plate and a female die, a material returning block is arranged in the center of the female die, and when the top face of the material turning block makes contact with the upper buffer plate, the bottom face of the material returning block and the bottom face of the female die are in smooth transition to form an arc-shaped die face sinking inward. The top face of the lower die base is sequentially provided with a lower buffer plate and a male die, and the top face of the male die is an arc-shaped outward-protruding die face matched with the female die. A guide barrel assembly for wrapping the upper buffer plate, the female die and the male die is further fixed to the bottom face of the upper die base, and a supporting cushion sleeve corresponding to the guide barrel assembly is fixed to the top face of the lower die base.