Earlier this month, she had been transferred from Futuna to the Wallis hospital for other ailments.
However, after her release from hospital, she tested positive for Covid-19 a week ago, was rehospitalised and died at the weekend.
Since the first Covid-19 case was found in the community two weeks ago, more than 300 people have tested positive for the virus.
17 Covid-19 patients are now in hospital, four of whom in intensive care.
