Heavy rainfall has triggered separate landslides in the Rohingya camps in Ukhiya, Cox's Bazar, killing nine people and injuring two others.
Fire Service said, the incidents occurred after midnight at Balukhali in Ukhiya Upazila.
The deceased from D-5 Block of Jamtoli Camp 15 have been identified as Kamal Hossain, his wife Humaira Begum, and their three-year-old son, Mohammad Anos.
Five other Rohingya refugees were also killed in a separate landslide in the camps.
Meanwhile, another person was killed in a landslide in the Sattarghona area of Cox's Bazar Sadar.
The two injured victims have been admitted to a hospital for treatment.