Justine Henin plays the last match of her professional career in the third round of the Australian Open against Svetlana Kuznetsova of Russia. Cameron Spencer/Getty Images hide caption itoggle caption Cameron Spencer/Getty Images The Two-Way Former No. 1 Justine Henin Retires From Tennis, Again January 26, 2011 Former world No. 1 Justine Henin has retired from tennis for a second time. The Belgian's first retirement came in 2008 while she sat atop the world of women's tennis. She came back 20 months later.