Multiple choice general knowledge sports Whom did Serena Williams defeat at the 2010 Australian Open? Svetlana Kuznetsova Kim Clistjers Justine Henin Victoria Azarenka Reveal answer Fill a bubble to check yourself C Correct answer Explanation In the 2010 Australian Open women's singles final, Serena Williams defeated Justine Henin in straight sets (6-4, 6-3) to win the championship. This was Henin's comeback tournament after retirement.