A woman who was among those wounded in the attack on a teashop in Narathiwat's Rangae district this morning has died at Narathiwat Rajanagarindra Hospital, lifting the number of the deaths to four.
She was identified as Nisbah Muso, 25.
The 11-month-old girl who was also killed in the attack has been identified as Infani Samo.
About 7.13am gunmen on the back of a pick-up truck sprayed bullets from AK47 and M16 rifles at the teashop. The four surviving wounded include a 10-month-old boy.