Police in Derry has issued a missing person appeal for Cliona Mulvenna.
Cliona was last seen on Saturday (April 23) in the Portrush area of Co Antrim.
However, police now believe that she may have travelled to the Derry area.
She has not been seen since.
In a post on social media, Police Derry and Strabane said: "Police are becoming increasingly concerned for missing person Cliona Mulvenna who was last seen in the Portrush area on 23rd April however police believed she has travelled to the Derry/Londonderry area.
"if you have any information that could help the police, please contact 101 and quote reference 1545 of 23/04/22."
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