Contents John Klingberg BioWho is John Klingberg dating?John Klingberg's Future Wife Fanny HammarstrandJohn Klingberg BioJohn Andersson Klingberg is a Swedish professional ice hockey defenceman and alternate captain for the Dallas Stars of the National Hockey League. John Klingberg quickly established himself as an offensive top defender in the NHL. This Dallas star was born on 14 August 1992.