The accident occurred on the Teknaf-Cox’s Bazar road around 10am.
A passenger bus and an autorickshaw collided head-on, leaving three-wheeler passenger Salamat Ullah, 55, and his son Nazrul, 30, dead on the spot.
Members of Hoikyang police outpost rescued the injured and took them to Palangkhali Goyalmara MFH Hospital and confiscated the bus.
A young girl, aged about 8, died at the hospital, local sources said.
Five of the victims have been shifted to Cox’s Bazar Sadar Hospital for better treatment. Hospital sources say two of them are in critical condition.
Teknaf Model Police Station’s Officer-in-Charge Md Abdul Alim said they have so far received information about deaths of three persons in the accident.
Also Read- Road crashes killed 484 in Jan 2021
Road accidents in Bangladesh
Road accidents in Bangladesh continue to claim scores of lives every year.
At least 484 people were killed and 673 injured in 427 road accidents last month.
According to Road Safety Foundation (RSF) accident rates jumped by 25.58 percent and fatalities by 8.76 percent in January compared to the same period last year.
At least 445 lives were lost in 340 road accidents in January last year, according to RSF.
10 killed in Jhenaidah road accident
Meanwhile, at least 10 people were killed and 30 others injured in a road accident at Barobazar area in Kaliganj upazila of Jhenaidah on Wednesday.
Police could not immediately provide identities of the deceased.
Locals said a Kushtia-bound bus overturned after colliding head-on with a truck in Barobazar area around 3pm.
Ten people were killed on the spot and 30 more people were injured, police said.
Kaliganj Fire Service and Civil Defence station officer Mamunur Rashid said they recovered 10 bodies from the accident site.
Seven of the injured are in critical condition, he said, adding that the injured people had been sent to Kaliganj and Jashore hospitals.