Northumbria Police are appealing for information to help find missing Boldon woman Ann Stewart.
The 60-year-old from Winslow Close, Boldon Colliery, was last seen around 11am on Saturday, December 3.
She left her home address for a morning walk and failed to return.
Ms Stewart's friends and family are concerned for her welfare after she was diagnosed last year with the early signs of dementia.
She is 5ft 1ins tall, of very slim build and has short auburn straight hair.
She was wearing black leggings and black ankle boots with grey fur around the tops.
A black body warmer with fur around the collar and a black and white speckled woolly hat.
Anyone who has seen her is asked to contact police immediately by calling 101.