At the 2006 Olympics, Kronwall scored Sweden's second goal on the power-play, tying the game at two, before his defensive partner, Nicklas Lidstrom, scored the gold-medal winning goal for the 3-2 victory.
He was named the Best Defenseman and Most Valuable Player of the 2006 World Championships. He led his team and finished fourth in tournament scoring with 10 points (2-8-10) en route to a gold medal.
After winning the Stanley Cup in 2008 he became the 22nd player of the Triple Gold Club (Olympic and World Championship gold and Stanley Cup). Prior to winning double gold in 2006 (WC and Olympics), the last time Kronwall had won an international gold medal was back in 1998 as a 17-year-old at the European Junior Championship.