Alexandra ‘Allee’ Zammit Green: 11-year-old girl disappeared from home in her pajamas last night and has not been heard from since.

An 11-year-old girl has been missing for 24 hours and the police are asking for help to find her.

Alexandra ‘Allee’ Zammit Green was last seen at a house on Glebe Street in Glebe, in Sydney’s inner west, about 10pm on Thursday.

His family reported him missing and is concerned for his well-being.

Allee is white, about 150cm tall and slim. She has brown hair that she often wears in a bun and has brown eyes.

She was last seen wearing a black shirt with pink and white plaid pajama pants.

Allee is known to frequent the Glebe and Sydney CBD areas.

Anyone with information about his whereabouts should call police or Crime Stoppers on 1800 333 000.