Bojana Jovanovski (Serbian: Бојана Јовановски, pronounced: BO-yan-nah yo-vah-NOV-skee; born 31 December 1991) is a Serbian tennis player. As of 28 May 2012, Jovanovski is ranked world no. 101 and is the third highest ranked Serbian player, after world no. 14 Ana Ivanović and no. 21 Jelena Janković. She ended the 2010 season as the youngest player in the top 100.

Coached by father Zoran Jovanovski, she has won four ITF singles titles, and played for Serbia Fed Cup team in 2009 and 2010. Jovanovski made her WTA Tour debut at 2010 Malaysian Open, losing to Elena Dementieva in the second round. She debuted at a Grand Slam at the 2010 Wimbledon Championships, reaching the second round.

Jovanovski began playing tennis aged seven at the Red Star Tennis Club. Aged twelve, she won Serbian national U–14 championships and was the finalist of the U–16. She turned professional in 2006 and played her first professional junior event at the tournament in Pančevo, Serbia, losing 4–6, 6–3, 6–2 to Ana Veselinović. That year, she also lost to Simona Halep in the finals of the Heiveld Indoor Junior Championships by a score of 6–1, 6–2. In 2007 Jovanovski won junior events in Citta' Di Santa Croce, defeating Michelle Larcher De Brito, and reached the finals in Prato and Milan, losing to Romana Tabaková and Anastasia Pivovarova, respectively.

Maria Yuryevna Sharapova (Russian: Мария Юрьевна Шарапова [mɐˈrʲijə ˈjurʲjɪvnə ʂɐˈrapəvə] ( listen), US: /ʃɑrəˈpoʊvə/, UK: /ʃærəˈpoʊvə/; born April 19, 1987) is a Russian professional tennis player and former world no. 1. A United States resident since 1994, Sharapova has won 26 WTA singles titles, including three Grand Slam singles titles at the 2004 Wimbledon, 2006 US Open and 2008 Australian Open. 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 four separate occasions. She became the world no. 1 for the first time on August 22, 2005, and last regained the ranking for the fourth time on May 19, 2008. As of May 28, 2012, Sharapova is ranked world no. 2. She has been in six Grand Slam finals with the final record 3–3.

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. Despite not winning a major in 2005, Sharapova briefly held the no. 1 ranking, and reached three Grand Slam semifinals, losing to the eventual champion each time. She won her second major at the 2006 US Open defeating then-world no. 1 Amélie Mauresmo in the semifinals and world no. 2 Justine Henin in the final.

Serena Jameka Williams (born September 26, 1981) is an American professional tennis player and a former world no. 1. The Women's Tennis Association has ranked her world no. 1 in singles on five separate occasions. She became the world no. 1 for the first time on July 8, 2002 and regained this ranking for the fifth time on November 2, 2009. She is the only female player to have won over $35 million in prize money.

Her 27 Grand Slam titles places her ninth on the all-time list: 13 in singles, 12 in women's doubles, and 2 in mixed doubles. She is the most recent player, male or female, to have held all four Grand Slam singles titles simultaneously and only the fifth woman in history to do so. She was also the first woman, along with sister Venus Williams, to hold all four Grand Slam doubles titles simultaneously since Martina Hingis did so in 1998. Her 13 Grand Slam singles titles is sixth on the all-time list. Williams ranks fourth in Grand Slam women's singles titles won during the open era, behind Steffi Graf (22 titles) and Chris Evert and Martina Navratilova (18 titles each). She has won more Major titles in singles, doubles, and mixed doubles than any other active player, male or female.