The ATP Challenger Tour, known until the end of 2008 as the ATP Challenger Series, is a series of international men's professional tennis tournaments. The Challenger Tour events are the second-highest tier of tennis competition, behind the ATP Tour. The ITF World Tennis Tour tournaments are on the entry-level of international professional tennis competition. The ATP Challenger Tour is administered by the Association of Tennis Professionals. Players who succeed on the ATP Challenger Tour earn sufficient ranking points to become eligible for main draw or qualifying draw entry at ATP Tour tournaments. Players on the Challenger Tour are usually young players looking to advance their careers, those who fail to qualify for ATP events, or former ATP players looking to get back into the big tour.
The Nottingham Open, is a tennis tournament for men and women held in Nottingham, United Kingdom, played on outdoor grass courts at the Nottingham Tennis Centre. After being discontinued in 2008, it was briefly re-established as an ATP World Tour 250 event on the men's tour in 2015 & 2016, before being downgraded to a Challenger event in 2017, and an international event on the women's tour. The tournament is held in June as a preparation for Wimbledon.
The Maccabi Men's Challenger was a professional tennis tournament played on outdoor hard courts. It was part of the ATP Challenger Tour. It was held at the Maccabi Tennis Club in Melbourne, Australia, in 2009.
Jason Murray Kubler is a professional tennis player from Australia. A former world number one junior, Kubler was often referred to as a "right-handed version of Rafael Nadal" for his powerful build and strong forehand.
Luke Saville is an Australian professional tennis player. He has had success as a doubles player where he reached his highest ranking of World No. 23 on 8 November 2021. Saville reached the final at the 2020 Australian Open, partnering with fellow Australian Max Purcell.
James Duckworth is an Australian professional tennis player. He has a career-high Association of Tennis Professionals (ATP) singles ranking of World No. 47 achieved on 8 November 2021 and No. 185 in doubles achieved on 10 February 2020. As a junior, Duckworth enjoyed a successful career which included winning three titles and reaching the semi-finals of the 2010 French Open. Duckworth represented Australia in tennis at the 2020 Tokyo Olympics and the 2022 ATP Cup.
Athanasios "Thanasi" Kokkinakis is an Australian professional tennis player. He has been ranked as high as world No. 69 in singles by the Association of Tennis Professionals (ATP), which he first achieved on 8 June 2015. He has won one ATP Tour title in singles and produced his best Major singles performance at the 2015 French Open by reaching the third round. Kokkinakis also has a career-high doubles ranking of world No. 46 which he attained on 31 January 2022 after winning the 2022 Australian Open with countryman Nick Kyrgios.
Hiroki Moriya is a Japanese tennis player. He has won three ATP Challenger Tour singles title and achieved a career-high singles ranking of world No. 143 on 5 January 2015.
Jarmere Jenkins is a retired American professional tennis player who has become the hitting partner for Serena Williams. He was the 2013 Intercollegiate Tennis Association (ITA) National Player of the Year and male ACC Athlete of the Year after earning the national championships in indoor singles, outdoor doubles and team competition while also finishing runner up in outdoor singles. He was the first Atlantic Coast Conference athlete to win ACC athlete of the year solely for tennis accomplishments. In his first full year as a pro, he cracked the top 200 in the 2014 year end rankings at 193, but the costs of travel became prohibitive for him and he retired in 2017.
Alex Bolt is an Australian professional tennis player. His career-high ranking is World No. 125 in singles and World No. 81 in doubles by the Association of Tennis Professionals (ATP). Highlights of Bolt's career thus far include a quarterfinal appearance at the 2014 Australian Open men's doubles, and also winning the China International Challenger with his partner Andrew Whittington.
Andrew Whittington is a former Australian professional tennis player. Whittington has now turned to coaching, he will be coaching former doubles partner and current professional Australian tennis player Alex Bolt for the upcoming 2022 summer. He made the world's top 200 in August 2016 following a semi-final run at the 2016 Kentucky Bank Tennis Championships.
Taylor Harry Fritz is an American professional tennis player. He has a career-high singles ranking of world No. 16 by the Association of Tennis Professionals (ATP), achieved on February 21, 2022, and a doubles ranking of world No. 104, achieved on July 26, 2021. He reached his maiden ATP final in only his third career event, the 2016 Memphis Open. Only one other American, John Isner, has reached an ATP final in fewer career events. Fritz won a junior major singles title at the 2015 US Open, and was the runner-up in junior singles at the 2015 French Open.
Omar Jasika is an Australian tennis player. He is the 2014 US Open boys' singles champion defeating Quentin Halys in the final. Jasika along with Naoki Nakagawa also won the 2014 US Open boys' doubles title after defeating Rafael Matos and João Menezes in the final. In winning both, Jasika became the first player in 28 years to win both the boys’ singles and doubles events at the US Open.
The 2015 City of Onkaparinga ATP Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Happy Valley, Australia between 3–11 January 2015.
Marc David Polmans is a South African-born Australian tennis player. Polmans won the 2015 Australian Open boys' doubles title with fellow Australian Jake Delaney, defeating Hubert Hurkacz and Alex Molčan in the final, 0–6, 6–2, [10–8]. He reached the semi-final of the 2017 Australian Open doubles with Andrew Whittington. Polmans has a career high ATP singles ranking of World No. 116 achieved on 12 October 2020. He also has a career high ATP doubles ranking of World No. 68 achieved on 16 October 2017.
The 2016 City of Onkaparinga ATP Challenger was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Happy Valley, South Australia, Australia between 2–10 January 2016.
Oliver Anderson is an Australian tennis performance coach and former player. Anderson was convicted and temporarily suspended from playing professional tennis due to being found guilty of match fixing his first round match at the 2016 Latrobe City Traralgon ATP Challenger.
Blake Mott is an Australian professional tennis player. He competes mainly in the Challenger Tour. He reached his career high singles ranking of World No. 220 in June 2017. He won his first Challenger title in the 2016 Launceston Tennis International and made his Grand Slam debut at the 2017 Australian Open after qualifying.
The 2017 City of Onkaparinga ATP Challenger was a professional tennis tournament played on hard courts. It was the third edition of the tournament and part of the 2017 ATP Challenger Tour. It took place in Happy Valley, Australia from 2 to 8 January 2017.
Christopher "Chris" O'Connell is an Australian professional tennis player. He grew up on the Northern Beaches of Sydney. O'Connell reached a career high ATP singles ranking of World No. 111 on 14 September 2020 and a doubles ranking of No. 481 on 31 January 2022. He made his ATP Tour debut in January 2017 in his hometown at the Sydney International.
2016 City of Onkaparinga ATP Challenger 
