The Australian Open is a tennis tournament held annually at Melbourne Park in Melbourne,Victoria,Australia. The tournament is the first of the four Grand Slam tennis events held each year,preceding the French Open,Wimbledon and the US Open. The Australian Open starts in the middle of January and continues for two weeks coinciding with the Australia Day holiday. It features men's and women's singles;men's,women's and mixed doubles;junior's championships;and wheelchair,legends and exhibition events. Until 1987,it was played on grass courts,but since then three types of hardcourt surfaces have been used:green-coloured Rebound Ace up to 2007 and blue Plexicushion from 2008 to 2019. Since 2020,it has been played on blue GreenSet.
Roger Federer is a Swiss former professional tennis player. Federer was ranked world No. 1 in singles by the Association of Tennis Professionals (ATP) for 310 weeks,including a record 237 consecutive weeks,and finished as the year-end No. 1 five times. He won 103 singles titles on the ATP Tour,the second most of all time,including 20 major men's singles titles and six year-end championships.
Jan Stefan Edberg is a Swedish former professional tennis player. A major practitioner of the serve-and-volley style of tennis,he won six Grand Slam singles titles and three Grand Slam men's doubles titles between 1985 and 1996. He is one of only two men in the Open Era to have been ranked world No. 1 in both singles and doubles. He also won the Masters Grand Prix and was a part of the Swedish Davis Cup-winning team four times. In addition,he won four Masters Series titles,four Championship Series titles and the unofficial 1984 Olympic tournament,was ranked in the singles top 10 for ten successive years,and ranked nine years in the top 5. After retirement,Edberg began coaching Roger Federer in January 2014,with this partnership ending in December 2015.
Donald Oliver Young Jr. is an American professional tennis and pickleball player with the American League PPA. Young had a career-high ATP singles ranking of World No. 38 achieved on 27 February 2012 and doubles ranking of No. 43 achieved on 14 August 2017. As a junior he was ranked No. 1 in the world in 2005. His best singles performance in the Grand Slams was reaching the fourth round of the 2011 US Open,as well as the 2015 US Open. In doubles he reached the final of the 2017 French Open partnering Santiago González.
Mariana Simionescu is a retired tennis player from Romania.
Dylan Martin Alcott,is an Australian former wheelchair tennis player,former wheelchair basketball player,radio host and motivational speaker. Alcott was a member of the Australia men's national wheelchair basketball team,known colloquially as the Australian "Rollers". At the age of 17,he became the youngest Rollers gold medal winner,at the 2008 Beijing Paralympics,and was the youngest to compete in the wheelchair basketball competition. In 2014,he returned to wheelchair tennis with the aim of participating at the 2016 Rio Paralympics,at which he won gold medals in the Men's Quad Singles and Doubles. He was named the 2016 Australian Paralympian of the Year due to his outstanding achievements at Rio.
Jocelyn Robichaud is a former tour professional tennis player. Robichaud captured three junior Grand Slam titles and played Davis Cup for Canada. More of a doubles specialist,he won three Challenger events in doubles and reached a career-high ATP doubles ranking of World No. 119.
Ashleigh Jacinta Barty is an Australian former professional tennis player and cricketer. She was the second Australian tennis player to be ranked world No. 1 in singles by the Women's Tennis Association (WTA),holding the ranking for 121 weeks overall. She was also a top-10 player in doubles,having achieved a career-high ranking of No. 5 in the world. Barty is a three-time Grand Slam singles champion,claiming titles at the 2019 French Open,the 2021 Wimbledon Championships,and the 2022 Australian Open. She is also a major doubles champion,having won the 2018 US Open with CoCo Vandeweghe. Barty won 15 singles titles and 12 doubles titles on the WTA Tour.
Denis Kudla is a Ukrainian-American professional tennis player. A product of the Junior Tennis Champions Center,he has won nine Challenger singles and nine doubles titles in his career. His career-high ATP singles ranking is World No. 53,achieved in May 2016. His career-high ATP doubles ranking is World No. 133,achieved in August 2018.
Leander Adrian Paes is an Indian former professional tennis player. He is regarded as one of the greatest doubles tennis players of all-time and holds the record for the most doubles wins in the Davis Cup. Paes won eight men's doubles and ten mixed doubles Grand Slam titles. He made a total of 34 Grand Slam finals across men's and mixed doubles in his career which is the joint 2nd highest of all-time among men. He holds a career Grand Slam in men's doubles and mixed doubles making him one of only three men in the Open era to achieve this distinction and won the rare men's/mixed double at the 1999 Wimbledon Championships. Paes was also the 1st pair in Open era history together with Mahesh Bhupathi to reach the men's doubles finals of all 4 Grand Slams in the same calendar year(1999).
Gordon James Reid is a British professional wheelchair tennis player. He was ranked world No. 1 in singles and world No. 1 in doubles. He is a Paralympic gold,silver,and bronze medalist,two-time Grand Slam singles champion,and twenty-three time Grand Slam doubles champion.
Aliona Vadimovna Bolsova Zadoinova is a Spanish-Moldovan tennis player.
Bianca Vanessa Andreescu is a Canadian professional tennis player. She has a career-high ranking of No. 4 in the world,and is the highest-ranked Canadian in the history of the Women's Tennis Association (WTA). Andreescu was the champion at the US Open and the Canadian Open in 2019,defeating Serena Williams to win both titles. She is the first Canadian tennis player to win a major singles title,and the first to win the Canadian Open in 50 years. She was also the first player to win a major singles title as a teenager since Maria Sharapova in 2006.
Katherine Sebov is a Canadian professional tennis player. She reached a career-high WTA singles ranking of No. 136,on 10 April 2023. Sebov has a career-high combined ITF junior ranking of No. 22,achieved on 20 July 2015.
Diane Parry is a French professional tennis player. On 8 April 2024,she achieved a career-high WTA singles ranking of world No. 49. On 4 December 2023,she peaked at No. 74 in the doubles rankings. She was the junior world No. 1 in 2019.
Wang Xinyu is a Chinese professional tennis player. On 9 October 2023,Wang reached a career-high singles ranking of world No. 32. On 11 September 2023,she had peaked at No. 18 in the doubles rankings. Partnering with Hsieh Su-wei,she won the women's doubles title at the 2023 French Open.
Nerida Gregory is a former professional tennis player from Australia.
Diede de Groot is a Dutch professional wheelchair tennis player who is the current world No. 1 in both singles and doubles.
Clara Tauson won the girls' singles tennis title at the 2019 Australian Open,defeating Leylah Fernandez in the final,6–4,6–3.
Daria Serhiivna Snigur is a Ukrainian tennis player. She has a career-high WTA ranking of world No. 105 in singles,achieved on 14 November 2022. Snigur has won seven singles titles at tournaments of the ITF Women's Circuit.
Northern Mariana Islands 
Pacific Oceania (Fed Cup tournaments)
