Tsvetana Pironkova

Tsvetana Kirilova Pironkova (born 13 September 1987) is a Bulgarian tennis player. She was born and lives in Plovdiv, Bulgaria. Pironkova is right-handed and plays with a two-handed backhand. She achieved her career high of world no. 31 on 13 September 2010. She is best known for defeating Venus Williams three times at Grand Slam tournaments. She is currently the Bulgarian No. 1, and has won six ITF titles in her career. She has been recognized as one of the most beautiful women in sports by MSN.

Maria Sharapova

Maria Yuryevna Sharapova (born April 19, 1987) is a Russian professional tennis player. As of August 13, 2012 she is ranked world #2. A United States resident since 1994, Sharapova has won 27 WTA singles titles, including four Grand Slam singles titles. She has also won the year-end WTA Tour Championships in 2004. The Women's Tennis Association has ranked Sharapova World No. 1 in singles on five separate occasions, for a total of 21 weeks. She became the world No. 1 for the first time on August 22, 2005, and regained the ranking for the fifth time on June 11, 2012. She has been in seven Grand Slam finals with a record of 4–3. Sharapova made her professional breakthrough in 2004 at age 17, when she defeated two-time defending champion and top seed Serena Williams in the 2004 Wimbledon final for her first Grand Slam singles title. She entered the top 10 of the WTA Rankings with the win. She subsequently won major titles at the 2006 US Open and 2008 Australian Open, before being forced out of the game for ten months by a recurring shoulder injury, which ultimately required surgery in October 2008. Sharapova returned to the game in May 2009, returning to the top 10 in March 2011 and capturing her fourth grand slam title at the 2012 French Open. By doing so, it made her the 6th woman in the Open Era to complete the career grand slam. In the same year, she won an Olympic silver medal in the London 2012 Olympics, losing the final to Serena Williams. Sharapova has been featured in a number of modeling assignments, including a feature in the Sports Illustrated Swimsuit Issue. She has been featured in many advertisements, including for Nike, Prince and Canon, and is the face of several fashion houses, most notably Cole Haan. Sharapova was the most searched-for athlete on Yahoo! in 2005 and 2008. Since February 2007, she has been a United Nations Development Programme Goodwill Ambassador, concerned specifically with the Chernobyl Recovery and Development Programme. In June 2011, she was named one of the "30 Legends of Women's Tennis: Past, Present and Future" by Time, and in March 2012 was named one of the "100 Greatest of All Time" by Tennis Channel.

Anna Kournikova

Anna Sergeyevna Kournikova (born 7 June 1981) is a Russian retired professional tennis player. Her beauty and celebrity status made her one of the best known tennis stars worldwide, despite her never winning a WTA singles title. At the peak of her fame, fans looking for images of Kournikova made her name one of the most common search strings on Google. Although reaching No. 8 in the world in 2000, she never won a WTA Title in singles. Kournikova's forte has been doubles, where she has at times been the World No. 1 player. With Martina Hingis as her partner, she won Grand Slam titles in Australia in 1999 and 2002. The doubles team referred to themselves as the "Spice Girls of Tennis". Kournikova's professional tennis career has been curtailed, and possibly ended, by serious back and spinal problems in the past several years. She resides in Miami Beach, Florida, and plays in occasional exhibitions and in doubles for the St. Louis Aces of World Team Tennis. She was a new trainer for season 12 of the television show The Biggest Loser, replacing Jillian Michaels, but did not return for season 13. In addition to her tennis and television work, Kournikova serves as a Global Ambassador for Population Services International's Five & Alive program, which addresses health crises facing children under the age of five and their families.

Caroline Wozniacki

Caroline Wozniacki (born 11 July 1990) is a Danish professional tennis player. She is a former world no. 1 on the WTA Tour. As of 23 January 2012, she held this position for 67 weeks. She is the first Scandinavian woman to hold the top ranking position and 20th overall. Since her WTA debut in 2005, she has improved her year-end ranking each year until finishing on top in both 2010 and 2011. She has won 18 WTA singles titles as of August 2011, three in 2008, three in 2009, six in 2010 (the most since Justine Henin's ten in 2007), and six in 2011. She was runner-up at the 2009 US Open and the 2010 WTA Tour Championships in Doha to Kim Clijsters. She won the 2006 Wimbledon Girls' Singles title but has yet to win a women's Grand Slam title. She also holds two WTA titles in doubles.

Dominika Cibulkova

Dominika Cibulková (born 6 May 1989 in Piešťany, Czechoslovakia, now Slovakia) is a professional Slovak tennis player. She is also a former world junior no. 3, achieving that ranking in May 2005. She has won two career singles titles. Her career-high ranking of world no. 12 was achieved on 6 July 2009. Her best result was reaching the semi-finals of the 2009 French Open, while she has also reached the quarter-finals at the 2010 US Open and the 2011 Wimbledon Championships.

Ana Ivanovic

Ana Ivanovic (born November 6, 1987, in Belgrade, SFR Yugoslavia) is a former world no. 1 Serbian tennis player. As of July 30, 2012, she is ranked 12th on the Women's Tennis Association (WTA) rankings. She beat Dinara Safina to win the 2008 French Open and was the runner-up in singles at the 2007 French Open and the 2008 Australian Open. Competing as a professional since 2003, she has won 11 WTA Tour singles titles. When on form, Ivanovic is known for her aggressive style of play.