Police are appealing for public assistance to help locate missing man Ater Marial.
The 28-year-old was last seen in Manor Lakes in November last year.
He is 175cm tall with a thin build, short black hair and brown eyes and is known to frequent the Wyndham, Tarneit and Point Cook areas.
Police and family have concerns for his welfare due to the amount of time he has been missing.
Police have released an image of Ater in the hope someone may have seen him and can provide information regarding his whereabouts.
Anyone who sees Ater is urged to contact Werribee Police Station on 9742 9444.