The ATP Tour (known as ATP World Tour between January 2009 and December 2018) is the sole worldwide top-tier tennis tour for men organized by the Association of Tennis Professionals founded in 1990 that replaced the earlier dual Grand Prix Circuit and WCT Circuit . The second-tier tour is the ATP Challenger Tour and the third-tier is the ITF Men's World Tennis Tour . The equivalent women's organisation is the WTA Tour .
5-625: The Tel Aviv Open (also known as the Tel Aviv Watergen Open due to sponsorship reasons) is an ATP Tour -affiliated tennis tournament. It was first played from 1978 through 1999 (skipping 1982 due to the 1982 Lebanon War and 1997 as it transitioned back to the Challenger Series) and was to be resumed in 2014 as a replacement for the St. Petersburg Open , however its return was cancelled due to security concerns arising from
10-467: The 2014 Gaza War and scrapped permanently in 2015. On June 21, 2022, it was announced that the tournament would return later that year, albeit in a different venue than previous editions. The tournament was planned to continue in 2023, but was cancelled due to the Israel–Hamas war . Israeli tennis player Amos Mansdorf appeared in the final five times, winning in 1987, making him the only Israeli to win
15-1011: The United Cup . The ATP also oversees the ATP Challenger Tour , a level below the ATP Tour, and the ATP Champions Tour for seniors. The Grand Slam tournaments, the Olympic tennis tournament , the Davis Cup , and the entry-level ITF World Tennis Tour do not fall under the purview of the ATP, but are overseen by the International Tennis Federation (ITF) instead and the International Olympic Committee (IOC) for
20-515: The Olympics. In these events, however, ATP ranking points are awarded, with the exception of the Olympics. Players and doubles teams with the most ranking points (collected during the calendar year) play in the season-ending ATP Finals , which, from 2000–2008, was run jointly with the ITF. The top 21-and-under players may compete in the season-ending Next Generation ATP Finals if they do not qualify for
25-581: The event. Jimmy Connors won his final career singles title at the event in 1989. In 1990 and 1991 the tournament was known as the Riklis Classic and in 1996 it was known as the Eisenberg Israel Open . The tournament still holds the ATP record for the youngest winner of an ATP event ( Aaron Krickstein in 1983, at the age of 16 and 2 months). ATP Tour The ATP Tour comprises ATP Masters 1000 , ATP 500 , and ATP 250 and
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