A rare case of traumatic bilateral anterior and posterior dislocations of the hips occurred by passenger traffic accident . The right hip was dislocated posterosuperior to the right acetabulum with a linear acetabular posterior column tracture(Thompson and Epstein type IV) and left hip was dislocated anteroinferior to the left acetabulum(modified classification of Epstein type II A). The dislocations were successfully reduced by the Bigelows method for the right hip and the reverse Bigelows method for the left hip, and 4 weeks of Bucks traction was applied. He was able to return to full activity after 4 months. There was no sign of avascular necrosis at 3 years and 11 months follow-up.