Maria Sharapova is a Russian professional tennis player. A United States resident since 1994, Sharapova has competed on the WTA tour since 2001. She has been ranked world No. 1 in singles by the WTA on five separate occasions, for a total of 21 weeks. She is one of ten women, and the only Russian, to hold the career Grand Slam. She is also an Olympic medalist, having earned silver for Russia in women’s singles at the 2012 Summer Olympics in London. – Wikipedia

Sir Andrew Barron Murray, OBE (born 15 May 1987) is a British professional tennis player from Scotland. Murray represents Great Britain in his sporting activities and is a three-time Grand Slam tournament winner, two-time Olympic champion, Davis Cup champion and the winner of the 2016 ATP World Tour Finals. He was first ranked as British No. 1 on 27 February 2006, and then achieved a top-10 ranking by the ATP for the first time on 16 April 2007. Following his run to winning the 2016 Paris Masters, Murray became world No. 1 on 7 November 2016. He was created a Knight Bachelor in the 2017 New Year Honours list, and has won the BBC Sports Personality of the Year award a record three times. – Wikipedia

Milos Raonic is a Canadian professional tennis player. He reached a career-high Association of Tennis Professionals (ATP) world No. 3 singles ranking on November 21, 2016. His career highlights include a Grand Slam final at the 2016 Wimbledon Championships; two Grand Slam semifinals at the 2014 Wimbledon Championships and 2016 Australian Open; and three ATP World Tour Masters 1000 finals at the 2013 Canadian Open, 2014 Paris Masters, and 2016 Indian Wells Masters. – Wikipedia

Eugenie “Genie” Bouchard is a Canadian professional tennis player. At the 2014 Wimbledon Championships, Bouchard became the first Canadian-born player representing Canada to reach the finals of a Grand Slam in singles, finishing runner-up to Petra Kvitová. She also reached the semifinals of the 2014 Australian Open and 2014 French Open, and won the 2012 Wimbledon girls’ title. Following the end of the 2013 WTA Tour, she was named WTA Newcomer of the Year. The next year, Bouchard received the WTA Most Improved Player award for the 2014 season. – Wikipedia

Marcos Baghdatis is a Cypriot professional tennis player. He was the runner-up at the 2006 Australian Open and a semifinalist at the 2006 Wimbledon Championships and reached a career-high ATP singles ranking of World No. 8 in August 2006. – Wikipedia

Johanna “Jo” Konta is a British tennis player who represented Australia until 2012. She has won three singles titles on the WTA tour, as well as 11 singles and four doubles titles on the ITF circuit in her career. Konta reached her best singles ranking of World No. 4 on 17 July 2017. On making her top ten debut, Konta was the first Briton to be ranked amongst the WTA’s elite since Jo Durie over 30 years previously. She is the current British number one. Her doubles ranking peaked at No. 88 on 1 August 2016.

Johanna Konta achieved a steep rise in her ranking from the spring of 2015 to late 2016, climbing from 150 to inside the World’s top ten. This period included her best Grand Slam result to date as she reached the semifinal of the 2016 Australian Open, a quarterfinal appearance at the Rio 2016 Summer Olympics and her maiden WTA title in Stanford. In 2017, she won the Miami Open, and reached the semifinal at Wimbledon.

Born to Hungarian parents in Sydney, Australia, Konta moved to the UK when she was 14. She switched her sporting allegiance from Australia to Great Britain after she became a British citizen in May 2012. – Wikipedia

Karolína Plíšková is a Czech tennis player. She is a former world No. 1 and is currently ranked No. 6 in the world by the Women’s Tennis Association (WTA). Plíšková has won ten singles and five doubles titles on the WTA tour, as well as ten singles and six doubles titles on the ITF circuit in her career. On 30 July 2017, she reached her best singles ranking of world number 1. On 31 October 2016, she peaked at world number 11 in the doubles rankings.

As a junior, Plíšková won the girls’ singles event at the 2010 Australian Open, defeating Laura Robson in the final. She has also played for the Czech Republic in Fed Cup competition. – Wikipedia

Vasek Pospisil is a Canadian professional tennis player. He is the No. 3 male ranked player in Canada, after Denis Shapovalov and Milos Raonic. Pospisil has a career-high World singles ranking of 25, and No. 4 in doubles. As Canada’s currently ranked No. 3 in singles and No. 6 in doubles, he is an important member of the Canada Davis Cup team. Along with partner Jack Sock, he won the 2014 Wimbledon Championships and the 2015 Indian Wells Masters men’s doubles titles. He also reached the quarterfinals in singles at the 2015 Wimbledon Championships. –Wikipedia

Sam Querrey is an American professional tennis player from San Francisco, California. His career-high singles ranking is world no. 11, achieved in February 2018. Known for his powerful serve, Querrey holds the record for consecutive service aces: 10. He is also a capable doubles player, with five doubles titles and a career-high doubles ranking of world no. 23.

In singles, Querrey has won ten titles. His best performance in a Grand Slam event was at the 2017 Wimbledon Championships, where he reached the semifinal by defeating World No. 1 Andy Murray. At the same tournament the previous year, he defeated world No. 1 Novak Djokovic in four sets, ending a run of 30 consecutive Grand Slam wins. In 2017, he defeated Rafael Nadal 6-3 7-6(3) in the final to win his second ATP 500 Series title in Acapulco, Mexico. – Wikipedia

Sabine Lisicki is a German professional tennis player. She turned professional in 2006 and her breakthrough came in 2009 when she reached the quarterfinals of the Wimbledon Championships and won her first WTA title, the Family Circle Cup, against Caroline Wozniacki. In March 2010, she suffered an ankle injury at the Indian Wells Masters that kept her out of competition for five months and saw her fall out of the top 200.

Lisicki currently holds the world record for the fastest serve by a female tennis player. She clocked a 131.0 mph (210.8 km/h) serve during her first-round encounter against Ana Ivanovic at the 2014 Bank of the West Classic. She also held the record for the most aces in a singles match, hitting 27 aces during her second-round encounter against Belinda Bencic at the 2015 Aegon Classic, until it was surpassed by Kristýna Plíšková at the 2016 Australian Open.– Wikipedia

Kevin Anderson is a South African professional tennis player. He became the top-ranked male South African player on 10 March 2008 after making the final at the 2008 Tennis Channel Open in Las Vegas. He achieved his career-high ranking of World No.7 on 14 May 2018. He is the first South African to be ranked in the top 10 since Wayne Ferreira was No. 10 on 5 May 1997.

On 6 February 2011, he defeated Somdev Devvarman in his hometown of Johannesburg to capture the South African Open title for his first ATP-level event title. His second ATP title came at the Delray Beach Open in 2012 when he defeated Marinko Matosevic. Anderson won his third ATP 250 championship in 2015 at the Winston-Salem Open with a victory over Pierre-Hugues Herbert.  Anderson made his Grand Slam final debut at the 2017 US Open, where he lost to Rafael Nadal.

Anderson has represented South Africa in both Davis Cup and Hopman Cup play, as well as in the 2008 Summer Olympics in Beijing. In June 2016, Kevin co-founded the tennis instructional and lifestyle website titled Realife Tennis which offers in-depth online instruction and unprecedented access to life on the professional tennis circuit. – Wikipedia

Madison Keys is an American professional tennis player. She has won three WTA Premier  tournaments, and was the first American woman to debut in the Top 10 since Serena Williams in 1999, seventeen years earlier. When Keys faced Sloane Stephens in the 2017 US Open final, they became the first Americans other than the Williams sisters to contest a Grand Slam final since 2005.

Since the age of 9, Keys has been part of the Chris Evert Academy in Boca Raton, Florida. She is one of the youngest tennis players to win a match on the WTA Tour, at the age of 14 years and 48 days, by beating world No. 81 Alla Kudryavtseva at the 2009 MPS Group Championships. – Wikipedia

Jamie Robert “Jamie” Murray, born 13 February 1986 is a British professional tennis player from Scotland. He is a  five-time Grand Slam doubles winner and a Davis Cup champion. Murray is the elder brother of Britain’s former world No. 1 singles tennis player, Sir Andy Murray. He has won five Grand Slam titles: in mixed doubles at the 2007 Wimbledon Championships with Jelena Janković and 2017 Wimbledon Championships and 2017 US Open with Martina Hingis, and the men’s doubles titles at the 2016 Australian Open and 2016 US Open with Bruno Soares. Murray was in the Great Britain team that won the Davis Cup in 2015, the nation’s first success in the tournament for 79 years. With his brother Andy, he won the doubles matches in Britain’s quarter-final, semi-final and final victories. The Davis Cup team was awarded the 2015 BBC Sports Personality Team of the Year Award. – Wikipedia

Aleksandra Wozniak is a Canadian professional tennis player. She turned professional in November 2005. Wozniak achieved a career-best ranking of no. 21 on June 22, 2009, making her the fourth highest-ranked Canadian singles player of all time. She has won one WTA and eleven ITF tournaments. At the Bank of the West Classic in Stanford in 2008, she became the first Canadian in 20 years to capture a WTA singles title and the first Quebecer in history to have accomplished such a feat. She reached a career-high ITF junior ranking of No. 3 on January 31, 2005. Wozniak was named Female Player of the Year by Tennis Canada five times (2004, 2006, 2008, 2009, 2012). – Wikipedia

Marion Bartoli is a French former professional tennis player. She won the 2013 Wimbledon Championships singles title after previously being runner-up in 2007 and was a semifinalist at the 2011 French Open. She also won eight Women’s Tennis Association singles titles and three doubles titles. She announced her immediate retirement from professional tennis on 14 August 2013.  In December 2017, Bartoli officially announced that she will be returning to professional tennis in the 2018 season.  Wikipedia

Jelena Dokic is a Serbian-Australian tennis coach, commentator, writer and former professional player. Her highest ranking was World No. 4 in August 2002. She is one of the few women to have won WTA tour events on all surfaces: hard, clay, grass and carpet. In the 1999 Wimbledon Championships the 16-year-old Dokic achieved one of the biggest upsets in tennis history, thrashing Martina Hingis 6-2 6-0. This remains the only time the Women’s World No. 1 has ever lost to a qualifier at Wimbledon. Dokic would go on to reach the quarter-finals of that competition, only her second Grand Slam.

Dokic rapidly ascended through the world rankings after her Wimbledon breakthrough, but her time in the world elite was beset by off-court problems. She had a famously turbulent relationship with her father and coach Damir, on whose advice she switched allegiance to the Federal Republic of Yugoslavia (later Serbia and Montenegro) in 2000, and back to Australia in 2005, and would later accuse her father of physical and mental abuse in her 2017 autobiography. She made a serious return to tennis in 2008 and finished 2009 back in the world top 100, but thereafter struggled badly with form and injuries, and ceased playing professionally in 2014. – Wikipedia