David Brooker, 22, was last seen on Kildare Crescent, Rochdale at around 2pm on Sunday 22nd June 2020.
He is described as being around 6ft 2in tall and was last seen wearing a black cap, blue bubble coat, grey jumper, grey shorts and black trainers.
David is not believed to be in possession of any money and is likely to be on foot.
Officers are becoming increasingly concerned for David and want to make sure he is safe and well.
Anyone with information about David’s whereabouts should contact police on 0161 856 4643.