Police are appealing for sightings of a 12-year-old girl missing from her home in Remuera in Auckland.

Police and family have concerns for the girl, whose name was given only as Leilani.

She was reported missing at 6pm on Sunday 22 December and was believed to be in the Auckland CBD.

Described as 160 centimetres tall, of medium build with long black hair, Leilani was last seen wearing black trackpants, a white T-shirt and jacket and grey sneakers.