Ana Schweinsteiger is a Serbian former world No. 1 tennis player. She claimed the top ranking after winning the 2008 French Open, and held the position for a total of 12 weeks. She was also the runner-up at the 2007 French Open and the 2008 Australian Open, losing to Justine Henin and Maria Sharapova respectively. She qualified for the year-end WTA Tour Championships three times, in 2007, 2008 and 2014 and won the year-end WTA Tournament of Champions twice, in 2010 and 2011.

Justine Henin is a Belgian former world No. 1 tennis player. She spent a total of 117 weeks as the world No. 1 and was the year-end No. 1 in 2003, 2006 and 2007. Henin, coming from a country with limited success in tennis, helped establish Belgium as a leading force in women's tennis alongside Kim Clijsters, and led the country to its first Fed Cup crown in 2001. She was known for her all-court style of play and for being one of the few female players to use a single-handed backhand.