Johan Per Harju (born 15 May 1986) is a Swedish former professional ice hockey forward who last played with HC Pustertal Wölfe of the ICE Hockey League (ICEHL). He was selected by the Tampa Bay Lightning in the 6th round (167th overall) of the 2007 NHL Entry Draft.
On 8 April 2009 Harju left Helsingin Jokerit of the KHL and signed as a free agent with HC Dynamo Moscow of the Kontinental Hockey League (KHL).
On 6 April 2010 the Tampa Bay Lightning signed Harju to a one-year, entry-level contract. He scored his first NHL goal on 7 December 2010 against Miikka Kiprusoff of the Calgary Flames. Following the conclusion of the 2010âÂÂ11 season, Harju returned to play for LuleÃÂ¥ HF.