| Boys' singles | |
|---|---|
| 1999 US Open | |
| Champion |  Jarkko Nieminen |
| Runner-up |  Kristian Pless |
| Score | 6–7, 6–3, 6–4 |
David Nalbandian was the defending champion, but did not compete this year.
Finnish player Jarkko Nieminen defeated Danish first seed Kristian Pless in the all-Nordic final, 6–7, 6–3, 6–4.
Kristian Pless (final)
Irakli Labadze (quarterfinals)
José Acasuso (second round)
Danai Udomchoke (third round) Guillermo Coria (second round)
Éric Prodon (first round) Jarkko Nieminen (champion)
Phillip King (quarterfinals)
Todor Enev (third round) Mardy Fish (quarterfinals)
Joachim Johansson (first round) Nicolas Mahut (semifinals) Andy Roddick (first round)
Maximillian Abel (third round) Levar Harper-Griffith (third round)
Mario Ančić (second round)| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 1 | Kristian Pless | 6 | 6 | |||||||||||||||||
| Julien Benneteau | 2 | 4 | ||||||||||||||||||
| 1 | Kristian Pless | 6 | 7 | |||||||||||||||||
 Dmitry Vlasov | 3 | 6 | ||||||||||||||||||
| 10 | Mardy Fish | 2 | 4 | |||||||||||||||||
| Dmitry Vlasov | 6 | 6 | ||||||||||||||||||
| 1 | Kristian Pless | 7 | 3 | 4 | ||||||||||||||||
| 7 | Jarkko Nieminen | 6 | 6 | 6 | ||||||||||||||||
| 8 | Phillip King | 5 | 4 | |||||||||||||||||
| 12 | Nicolas Mahut | 7 | 6 | |||||||||||||||||
| 12 | Nicolas Mahut | 4 | 5 | |||||||||||||||||
| 7 | Jarkko Nieminen | 6 | 7 | |||||||||||||||||
| 7 | Jarkko Nieminen | 5 | 6 | 6 | ||||||||||||||||
| 2 | Irakli Labadze | 7 | 3 | 4 | ||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 1 | Kristian Pless | 2 | 6 | 7 | |||||||||||||||||||||||
| Roko Karanušić | 6 | 1 | 6 | 1 | K Pless | 7 | 6 | ||||||||||||||||||||
 Lee Childs | 6 | 6 | L Childs | 6 | 4 | ||||||||||||||||||||||
 Tomer Suissa | 4 | 1 | 1 | K Pless | 6 | 3 | 6 | ||||||||||||||||||||
 Vitali Chvets | 6 | 6 | 15 | L Harper-Griffith | 3 | 6 | 3 | ||||||||||||||||||||
| Yorke Allen | 1 | 1 | V Chvets | 6 | 2 | 6 | |||||||||||||||||||||
 Wang Yeu-tzuoo | 4 | 4 | 15 | L Harper-Griffith | 3 | 6 | 7 | ||||||||||||||||||||
| 15 | Levar Harper-Griffith | 6 | 6 | 1 | K Pless | 6 | 6 | ||||||||||||||||||||
| 11 | Joachim Johansson | 3 | 7 | 3 | J Benneteau | 2 | 4 | ||||||||||||||||||||
 Jhonnatan Medina-Álvarez | 6 | 6 | 6 | J Medina-Álvarez | 2 | 1 | |||||||||||||||||||||
 Wong Wing-luen | 5 | 2 | P Hammer | 6 | 6 | ||||||||||||||||||||||
| Philipp Hammer | 7 | 6 | P Hammer | 6 | 1 | 1 | |||||||||||||||||||||
| Julien Benneteau | 7 | 6 | 6 | J Benneteau | 3 | 6 | 6 | ||||||||||||||||||||
| Timo Nieminen | 5 | 7 | 1 | J Benneteau | 6 | 3 | 6 | ||||||||||||||||||||
| Steve Berke | 3 | 6 | 5 | G Coria | 4 | 6 | 1 | ||||||||||||||||||||
| 5 | Guillermo Coria | 6 | 7 | ||||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 4 | Danai Udomchoke | 5 | 7 | 6 | |||||||||||||||||||||||
 Daniel Langre | 7 | 5 | 2 | 4 | D Udomchoke | 6 | 7 | 6 | |||||||||||||||||||
 Renaud Thys | 6 | 1 |  R Nijaki | 7 | 5 | 1 | |||||||||||||||||||||
| Radosław Nijaki | 7 | 6 | 4 | D Udomchoke | 4 | 4 | |||||||||||||||||||||
| Filip Prpic | 7 | 7 | 10 | M Fish | 6 | 6 | |||||||||||||||||||||
 Hicham Fathi El Idrissi | 6 | 5 | F Prpic | 6 | 1 | 4 | |||||||||||||||||||||
| Tres Davis | 1 | 6 | 4 | 10 | M Fish | 2 | 6 | 6 | |||||||||||||||||||
| 10 | Mardy Fish | 6 | 2 | 6 | 10 | M Fish | 2 | 4 | |||||||||||||||||||
| 9 | Todor Enev | 6 | 6 | Dmitry Vlasov | 6 | 6 | |||||||||||||||||||||
| Christian-Michael Straka | 2 | 3 | 9 | T Enev | 6 | 6 | |||||||||||||||||||||
 Stephen Nugent | 4 | 2 | R Ginepri | 4 | 3 | ||||||||||||||||||||||
| Robby Ginepri | 6 | 6 | 9 | T Enev | 3 | 6 | 4 | ||||||||||||||||||||
 Stian Boretti | 2 | 1 | Dmitry Vlasov | 6 | 0 | 6 | |||||||||||||||||||||
 Jean-Julien Rojer | 6 | 6 | J-J Rojer | 1 | 6 | 2 | |||||||||||||||||||||
| Dmitry Vlasov | 7 | 6 | Dmitry Vlasov | 6 | 4 | 6 | |||||||||||||||||||||
| 6 | Éric Prodon | 6 | 4 | ||||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 8 | Phillip King | 7 | 6 | ||||||||||||||||||||||||
| Jonas Fröberg | 6 | 4 | 8 | P King | 7 | 7 | |||||||||||||||||||||
| Ryan Newport | 2 | 1 |  J Peralta | 6 | 5 | ||||||||||||||||||||||
| Julio Peralta | 6 | 6 | 8 | P King | 4 | 6 | 6 | ||||||||||||||||||||
 Boris Pašanski | 3 | 1 | D Gremelmayr | 6 | 0 | 0 | |||||||||||||||||||||
| Denis Gremelmayr | 6 | 6 | D Gremelmayr | 6 | 6 | ||||||||||||||||||||||
| Simone Amorico | 3 | 6 | 16 | M Ančić | 4 | 2 | |||||||||||||||||||||
| 16 | Mario Ančić | 6 | 7 | 8 | P King | 5 | 4 | ||||||||||||||||||||
| 12 | Nicolas Mahut | 6 | 6 | 12 | N Mahut | 7 | 6 | ||||||||||||||||||||
 Arnaud Segodo | 5 | 2 | 12 | N Mahut | 6 | 6 | |||||||||||||||||||||
| Lu Yen-hsun | 6 | 4 | 2 | L Joseph | 3 | 2 | |||||||||||||||||||||
| Lesley Joseph | 4 | 6 | 6 | 12 | N Mahut | 6 | 6 | ||||||||||||||||||||
 Hayato Furukawa | 4 | 1 | D Martin | 3 | 2 | ||||||||||||||||||||||
| David Martin | 6 | 6 | D Martin | 6 | 6 | ||||||||||||||||||||||
| Ytai Abougzir | 7 | 1 | 4 | 3 | J Acasuso | 0 | 2 | ||||||||||||||||||||
| 3 | José Acasuso | 5 | 6 | 6 | |||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 7 | Jarkko Nieminen | 6 | 6 | ||||||||||||||||||||||||
| Phillip Harboe | 3 | 3 | 7 | J Nieminen | 6 | 6 | |||||||||||||||||||||
| John-Paul Fruttero | 6 | 6 | J-P Fruttero | 1 | 2 | ||||||||||||||||||||||
 Mohamed Mamoun | 1 | 4 | 7 | J Nieminen | 6 | 6 | |||||||||||||||||||||
| Alex Bogomolov Jr. | 6 | 6 | 14 | M Abel | 4 | 4 | |||||||||||||||||||||
| Dirk Britzen | 4 | 2 | A Bogomolov Jr. | 0 | 6 | ||||||||||||||||||||||
 Lee Radovanovich | 2 | 3 | 14 | M Abel | 6 | 7 | |||||||||||||||||||||
| 14 | Maximillian Abel | 6 | 6 | 7 | J Nieminen | 5 | 6 | 6 | |||||||||||||||||||
| 13 | Andy Roddick | 6 | 4 | 6 | 2 | I Labadze | 7 | 3 | 4 | ||||||||||||||||||
| Scott Lipsky | 3 | 6 | 7 | S Lipsky | 3 | 6 | |||||||||||||||||||||
 Peter-John Nomdo | 7 | 6 | P-J Nomdo | 6 | 7 | ||||||||||||||||||||||
| Timothy Martin | 6 | 2 | P-J Nomdo | 4 | 6 | ||||||||||||||||||||||
| Philip Stolt | 2 | 4 | 2 | I Labadze | 6 | 7 | |||||||||||||||||||||
| Julien Cassaigne | 6 | 6 | J Cassaigne | 2 | 4 | ||||||||||||||||||||||
| Mark Hitlon | 6 | 4 | 3 | 2 | I Labadze | 6 | 6 | ||||||||||||||||||||
| 2 | Irakli Labadze | 4 | 6 | 6 | |||||||||||||||||||||||
Two-time defending champion Rafael Nadal defeated Roger Federer in a rematch of the previous year's final, 6–4, 6–4 to win the singles tennis title at the 2007 Monte Carlo Masters. He did not lose a single set in the entire tournament.
Roger Federer was the defending champion, but chose not to participate in the 2007 event.
Novak Djokovic was the defending champion, but chose not to participate that year.
David Ferrer was the defending champion, but lost in the semifinals to Tommy Robredo.
Andy Roddick defeated Juan Carlos Ferrero in the final, 6–3, 6–4 to win the men's singles tennis title at the 2006 Cincinnati Masters.
Younes El Aynaoui was the defending champion but did not compete that year.
Tommy Robredo defeated Radek Štěpánek in the final, 6–1, 6–3, 6–3 to win the singles tennis title at the 2006 Hamburg Masters.
Lleyton Hewitt was the two-time defending champion and won in the final 4–6, 6–1, 6–4 against Tim Henman. This was the prelude to him winning the Wimbledon title the following fortnight.
Lleyton Hewitt was the three-time defending champion but lost in the quarterfinals to Sébastien Grosjean.
Five-time defending champion Rafael Nadal defeated Fernando Verdasco in the final, 6–0, 6–1 to win the singles tennis title at the 2010 Monte-Carlo Masters. It was his first title in 11 months, and he lost only 14 games and no sets en route to the title.
Andy Roddick was the defending champion but lost in the third round to Fernando Meligeni.
Mikhail Youzhny was the defending champion but lost in the quarterfinals to Guillermo Coria.
Robin Söderling defeated Gaël Monfils in the final, 6–1, 7–6(7–1) to win the singles tennis title at the 2010 Paris Masters. Both players saved match points en route to the final; Söderling saved three in his semifinal against Michaël Llodra, while Monfils saved five in his semifinal against Roger Federer.
Wesley Moodie was the defending champion, but lost in the third round to Roger Federer.
Julien Jeanpierre was the defending champion, but did not compete this year.
Danish first seed Kristian Pless won the title, defeating Russian ninth seed Mikhail Youzhny in the final, 6–4, 6–3.
Roger Federer was the defending champion, but did not complete in the Juniors this year.
Roger Federer and Olivier Rochus were the defending champions, but they did not compete in the Junior's this year.
K. J. Hippensteel and David Martin were the defending champions, but only Martin competed this year with his brother Timothy. They were eliminated in the second round by Mario Ančić and Steve Berke.
Gilles Simon was the defending champion but chose not to participate. Jarkko Nieminen won in the final against Julien Benneteau 6–2, 7–5.
James Blake was the defending champion and successfully defended his title, beating Jarkko Nieminen 6–4, 6–2 in the final.