To enable fine adjustment of rebound side damping force of a hydraulic shock absorber to increase variety of rebound side damping force adjustment.

In this hydraulic shock absorber 10 provided with a reservoir oil chamber 52 communicating with a piston side oil chamber 31B and having compression side damping valves 82, 83 and a rebound side check valve 113 provided on a compression side oil passage 55 and a rebound side oil passage 56 communicating to the piston side oil chamber 31B and the reservoir oil chamber 52 respectively, a rebound side damping force tuning device 110 is provided in the rebound side oil passage 56 in parallel with the rebound side check valve 113.