Sonography has played an important role on detection of intraabdominal injuries with a sensitivity of 86%, a specificity of 98%, and an accuracy of 97% . Negative predictive value achieved about 98% . However, gallbladder injury is rare with incidence around 2.1% [2, 3] in blunt abdominal trauma , and commonly associated with the solid organ injury or abdominal vascular injury . Isolated gallbladder injury were very few including traumatic cholecystitis, gallbladder tear, and gallbladder perforation ...etc. Ultrasound is very sensitive to gallbladder disease. We presented a rare case of isolated gallbladder hematoma after a blunt abdominal trauma which diagnosis by Focused Gallbladder ultrasound.