John Knowlton Pyne was 36 when he was last seen on January 16, 1996, in Niagara-on-the-Lake, Ontario. His last known location was the area of the Queenston/Lewiston Bridge over the Niagara River. He was described as medium build, brown hair, blue eyes, fair complexion, 5 feet 9 inches and about 174 pounds. Reports say he was wearing a blue coat marked CANADA POST 3-4 LNG and was reportedly feeling despondent the day he vanished.

The Niagara Regional Police Service handled the investigation. If anyone knew John, saw him around the Queenston/Lewiston Bridge on January 16, 1996, or has information about his whereabouts, please come forward.