It is the first whooping cough case of this year.
The victim was hospitalized at Vila Central Hospital (VCH) where the infection was confirmed by laboratory testing.
Whooping cough is a bacterial infection caused by Bordetella pertussis.
The bacteria lives in the mouth, nose and throat.
The first symptoms generally appear 7-10 days after contact with an infected person and symptoms include mild fever, runny nose and cough.
This can make it hard for the infected person to breathe.