Aaron Robson, 30, was last seen in the area of Yonge and Shuter streets at about 10 a.m. on July 1.
He is a white male, six feet tall, 185 pounds, with dark brown hair, brown eyes, a muscular build, beard and several tattoos.
The tattoos include an eagle on his right forearm with the words “Hold Fast.” On his left forearm is a rose, an anchor and a pair of dice. He was last seen wearing a black T-shirt, possibly blue jeans and black Converse shoes.
Police are concerned for his safety.
Anyone with information is asked to contact 22 Division at (416) 808-2200 or Crime Stoppers at (416) 222-TIPS or www.222tips.com.