Angle-adjustable bicycle seat cushion and bicycle

The invention relates to the technical field of bicycle accessories, and discloses an angle-adjustable bicycle seat cushion and a bicycle. The angle-adjustable bicycle seat cushion comprises a saddle,an angle adjusting assembly, a connecting plate and a seat tube, the saddle is mounted on the connecting plate through the angle adjusting assembly, the angle adjusting assembly comprises a first support rod and a second support rod, one end of the first support rod or the second support rod is slidably connected with the saddle or the connecting plate, and the forward inclination angle of the saddle can be adjusted by adjusting the connecting position of the first support rod or the second support rod and the saddle or the connecting plate. The technical problems that the angle of the seat cushion of the bicycle is not adjustable, the riding posture is influenced, and the health of a rider is influenced are effectively solved; the angle of the seat cushion can be adjusted without the aidof tools, and angle adjus