An image forming apparatus is disclosed that includes a liquid discharger including a liquid discharge head configured to discharge a droplet of liquid so as to form an image. The liquid discharge head includes multiple individual channels (6) communicating with corresponding nozzles (4) from which the liquid is discharged; a common channel (8) configured to supply the liquid to the individual channels; a deformable member (23) configured to form at least one wall face of the common channel; and a vibration damping member (24) formed of a viscoelastic material, the vibration member being provided in contact with the deformable member.