Internationally, Jovanovski played for the Canadian national team. A one-time Winter Olympian, he won a gold medal at the 2002 Games in Salt Lake City. At the under-20 level, he won gold at the 1995 World Junior Championship. He went on to play in four Men's World Championships, winning silver in 2005 and 2008. He represented Canada at the 2004 World Cup, playing in one game due to injury in the championship-winning tournament.