
The ATP world No.1 ranking is the best place a participant can obtain in males’s skilled tennis.
Because the rankings had been first launched by the Affiliation of Tennis Professionals on 23 August 1973, a complete of 29 completely different gamers have reached world No.1 in males’s singles.
The rankings are calculated utilizing a rolling 52-week factors system, the place gamers earn factors based mostly on their leads to tournaments such because the Grand Slams, ATP Masters 1000 occasions, ATP 500 tournaments, and ATP 250 tournaments.
The primary participant to be ranked world No.1 was Ilie Năstase, whereas Novak Djokovic presently holds the document for essentially the most weeks ranked No.1 in ATP historical past.

Under is the total checklist of each participant who has reached the ATP world No.1 rating since 1973.
Checklist of ATP World No.1 Gamers (1973–Current)
| No. | Participant | Nation | First Turned No.1 |
|---|---|---|---|
| 1 | Ilie Năstase | Romania | 1973 |
| 2 | John Newcombe | Australia | 1974 |
| 3 | Jimmy Connors | USA | 1974 |
| 4 | Björn Borg | Sweden | 1977 |
| 5 | John McEnroe | USA | 1980 |
| 6 | Ivan Lendl | Czech Republic / USA | 1983 |
| 7 | Mats Wilander | Sweden | 1988 |
| 8 | Stefan Edberg | Sweden | 1990 |
| 9 | Boris Becker | Germany | 1991 |
| 10 | Jim Courier | USA | 1992 |
| 11 | Pete Sampras | USA | 1993 |
| 12 | Andre Agassi | USA | 1995 |
| 13 | Thomas Muster | Austria | 1996 |
| 14 | Marcelo Ríos | Chile | 1998 |
| 15 | Carlos Moyá | Spain | 1999 |
| 16 | Yevgeny Kafelnikov | Russia | 1999 |
| 17 | Patrick Rafter | Australia | 1999 |
| 18 | Marat Safin | Russia | 2000 |
| 19 | Gustavo Kuerten | Brazil | 2000 |
| 20 | Lleyton Hewitt | Australia | 2001 |
| 21 | Juan Carlos Ferrero | Spain | 2003 |
| 22 | Andy Roddick | USA | 2003 |
| 23 | Roger Federer | Switzerland | 2004 |
| 24 | Rafael Nadal | Spain | 2008 |
| 25 | Novak Djokovic | Serbia | 2011 |
| 26 | Andy Murray | Nice Britain | 2016 |
| 27 | Daniil Medvedev | Russia | 2022 |
| 28 | Carlos Alcaraz | Spain | 2022 |
| 29 | Jannik Sinner | Italy | 2024 |
First ATP World No.1
The primary official ATP world No.1 was Ilie Năstase, who reached the highest of the rankings on 23 August 1973 when the ATP launched its computerized rating system.
Earlier than 1973, tennis rankings had been largely decided by journalists and nationwide federations relatively than a unified points-based system.
Youngest ATP World No.1
The youngest participant to succeed in world No.1 in ATP historical past is Lleyton Hewitt, who grew to become No.1 in November 2001 at simply 20 years and eight months outdated.
Oldest ATP World No.1
The oldest participant to carry the ATP No.1 rating is Roger Federer, who returned to the highest of the rankings in 2018 on the age of 36 years and 195 days.
The Massive Three Period of ATP No.1
From the mid-2000s by means of the early 2020s, the world No.1 rating was dominated by the three greatest players of the trendy period:
- Roger Federer
- Rafael Nadal
- Novak Djokovic
Between them, the trio spent over 900 mixed weeks ranked No.1, dominating males’s tennis for practically twenty years.
How the ATP Rankings Work
The ATP rankings are calculated utilizing a 52-week rolling factors system.
Gamers earn rating factors from their leads to tournaments throughout the ATP Tour, together with:
- Grand Slams (2,000 factors to the winner)
- ATP Masters 1000 tournaments
- ATP 500 occasions
- ATP 250 tournaments
- ATP Challenger Tour occasions
Solely a participant’s finest 19 event outcomes rely towards their rating whole.
You may be taught extra in our information to the ATP Rankings system.
FAQ
What number of gamers have been world No.1 in males’s tennis?
Because the ATP rankings had been launched in 1973, 29 gamers have reached the world No.1 rating.
Who has essentially the most weeks as ATP world No.1?
Novak Djokovic holds the document for essentially the most weeks ranked No.1 in ATP historical past.
Who was the primary ATP world No.1?
The primary ATP world No.1 was Ilie Năstase in 1973.
Who’s the youngest ATP world No.1?
The youngest world No.1 in males’s tennis historical past is Lleyton Hewitt.
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