To provide a levelling suspension device for a railway vehicle capable of resiliently supporting a vehicle body in any of up and down, right and left, and back and forth directions with a simple and inexpensive structure, and performing levelling with a hydraulic cylinder, and is advantageous for supporting the floor lowering of the vehicle body.

In order to support the vehicle body 3 on a truck 1 via the hydraulic cylinder 2, and adjust the height and/or inclination of the vehicle body 3 by regulating the amount of oil in the hydraulic cylinder 2, the hydraulic cylinder 2 is joined to the vehicle body 3 by a universal joint 5 and to the truck 1 by a plurality of resilient blocks 6 connected around the hydraulic cylinder 2.