Barrie police are investigating a stabbing which occurred Sunday night in the city's east end.
The incident happened shortly after 8 p.m.
The male victim was driven to hospital to be treated for a serious but non-life-threatening injury, according to police. He has since been released.
The suspect has been identified and Barrie police are attempting to locate him.
"We know who we're looking for," said the police department's corporate communications co-ordinator, Peter Leon.