Harry "Hjallis" Harkimo (born: 1953) is a Finnish businessman and sportsperson. He is the chairman of the board of the Helsinki-based ice-hockey team Jokerit Helsinki,. He is also the developer of the team's home arena, Hartwall Areena, and as an investor in sports. His company JHC Arena Holding owns Finnish media company Rautakirja. He also owned the Newcastle Jesters, a British team.