Jakub Cerný (born March 5, 1987) is a Czech professional ice hockey player.
He played with HC Litvínov in the Czech Extraliga for five seasons, from the 2006–07 Czech Extraliga season till the 2010–11 Czech Extraliga season.
In 2011 he moved to TPS, which plays in the SM-liiga, the top professional ice hockey league in Finland.Cerný has played for the Czech Republic men's national under-18 ice hockey team in the 2005 IIHF World U18 Championships and for the Czech Republic men's national junior ice hockey team in the 2007 World Junior Ice Hockey Championships.