Jan Močnik (born 27 March 1987) is a Slovenian professional basketball player who currently plays for Helios Domžale of the Premier A Slovenian Basketball League.
Močnik grew up in Nova Gorica, where he played for local team Nova Gorica in second national league of Slovenia. He left Nova Gorica as loaned player in Kraški zidar in season 2003 and stayed there 3 years. Then he returned to Nova Gorica.
In season 2007/08 he sign with Slovenian League, Adriatic League and Euroleague club Union Olimpija for 3 years contact. During the season 2007/08 winning the Slovenian League championship and cup with them. In Euroleague averaged 1.1 and 0.7 rebounds and also 1.3 assists in 11 games. His statistics in the Adriatic League were arguably more impressive, considering that he played 9 minutes per game in that competition in 20 games; he averaged 2.4 points and 0.2 rebounds. He also played on Slovenian league All-Star 2007. In the summer of 2012, he resigned a new contract with Union Olimpija.