Police are appealing for public assistance to help locate missing woman Olga Nemeth.
The 40-year-old was last seen in St Kilda east on 28 September about 5:45pm and is known to frequent the CBD area.
She is described as 166cm tall with a thin build, short orange/black and brown coloured hair and has missing teeth.
Police have concerns for her welfare due to medical conditions and the amount of time she has been missing.
Police have released an image of Olga in the hope someone recognises her and can provide information regarding her current whereabouts.
Anyone with information about Olga is asked to contact St Kilda Police Station on (03) 9536 2666.