The Sarnia Police Service is asking for the community's assistance in locating Nadine Kiyoshk.
She is in her early sixties, with grey hair, and brown eyes.
Police said Nadine was last seen around the 900 block of Confederation Street, in the City of Sarnia, on Thursday, June 12.
Police and her family are concerned for her welfare.
Anyone with information on her whereabouts is asked to call the Sarnia Police Service at 519-344-8861 Ext. 0.