A woman is in hospital with critical head injuries after trying to break up a fight outside a pub in a tiny outback Queensland town.

Police say the 55-year-old woman was hurt when trying to intervene in a scuffle between two men at the Aramac Hotel in Aramac, near Longreach, on Saturday night.

She is in a critical condition in the Townsville Hospital and any witnesses are being urged to contact police.

© AAP 2015

Source: Nine News, July 13^th 2015