Hamilton police are asking the public's help in locating a missing person.

Paul Riddell, 63, was last seen March 18 in the area of Robinson and Caroline streets downtown.

Police and his family are concerned for his wellbeing, as he requires daily medication.

Riddell is described as a white male, approximately 5-foot-10 and 170 pounds. He is fair in complexion with thinning grey hair and blue eyes. He was last seen wearing a brown winter coat, blue winter hat with flaps, black knit sweater, either blue jeans or grey track pants and moccasin type slippers.

Anyone who has seen Riddell or has information about him is asked to call detectives Reed or Fab Giuliani at 905-546-3816 or the Division One Staff Sergeant at 905-546-4725.