The Police are calling on the public to help find Jiavanti, a twelve-year-old girl missing from Sydney's Inner west.

She has been missing for four days. The family and police are now concerned about her welfare because of her age.

Jiavnati is described as thin build, brown eyes and long brown hair, about 175cm tall and of Pacific Islander/Maori appearance.

Anyone with information regarding her whereabouts is urged to contact St George Police area or Crime stoppers on 1800 333 000.