1999 French Open – Boys' singles
# 1999 French Open – Boys' singles

Fernando González was the defending champion, but did not compete this year.

Argentine Guillermo Coria won the tournament without dropping a set, defeating compatriot David Nalbandian in the final, 6–4, 6–3.

## Draw

### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - |
| Tommy Robredo | 7 | 6 | | | | | | | |
| Todor Enev | 5 | 4 | | | | | | | |
| Todor Enev | 5 | 4 | | Tommy Robredo | 3 | 2 | | | |
| | | | | David Nalbandian | 6 | 6 | | | |
| David Nalbandian | 6 | 4 | 6 | David Nalbandian | 6 | 6 | | | |
| Éric Prodon | 4 | 6 | 4 | | | | | | |
| Éric Prodon | 4 | 6 | 4 | | | | David Nalbandian | 4 | 3 |
| | | | | | | | Guillermo Coria | 6 | 6 |
| Guillermo Coria | 7 | 7 | | | | | | | | Guillermo Coria | 6 | 6 |
| Irakli Labadze | 6 | 6 | | | | | | | |
| Irakli Labadze | 6 | 6 | | Guillermo Coria | 6 | 6 | | | |
| | | | | Igor Kunitsyn | 3 | 4 | | | |
| Igor Kunitsyn | 6 | 7 | | Igor Kunitsyn | 3 | 4 | | | |
| Feliciano López | 4 | 6 | | | | | | | |

### Top half

**Section 1**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| | Tommy Robredo | 3 | 6 | 7 | | | | | | | | | | | |
| | Cristian Villagrán | 6 | 2 | 5 | | T Robredo | 6 | 6 | | | | | | | |
| Q | Julien Cassaigne | 6 | 6 | | Q | J Cassaigne | 1 | 3 | | | | | | | |
| | Boris Pašanski | 3 | 0 | | | | | | T Robredo | 7 | 6 | | | | |
| Q | Phillip Harboe | 3 | 2 | | | | | | M Fish | 6 | 0 | | | | |
| | Olivier Ramos | 6 | 6 | | | O Ramos | 2 | 5 | | | | | | | |
| | Mardy Fish | 7 | 3 | 6 | | M Fish | 6 | 7 | | | | | | | |
| | Olivier Rochus | 5 | 6 | 2 | | | | | | | | | T Robredo | 7 | 6 |
| | Thiago Alves | 3 | 1 | | | | | | | | | | T Enev | 5 | 4 |
| | Todor Enev | 6 | 6 | | | T Enev | 6 | 6 | | | | | | | |
| | Hayato Furukawa | 3 | 4 | | | D Meffert | 3 | 2 | | | | | | | |
| | Dominik Meffert | 6 | 6 | | | | | | T Enev | 1 | 6 | 6 | | | |
| | Cătălin Gârd | 3 | 3 | | | | | | F Volandri | 6 | 4 | 0 | | | |
| | Julien Benneteau | 6 | 6 | | | J Benneteau | 1 | 4 | | | | | | | |
| Q | Sergei Pozdnev | 1 | 0 | | | F Volandri | 6 | 6 | | | | | | | |
| | Filippo Volandri | 6 | 6 | | | | | | | | | | | | |

**Section 2**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| | David Nalbandian | 6 | 6 | | | | | | | | | | | | | |
| LL | Diogo Cruz | 3 | 1 | | | D Nalbandian | 4 | 7 | 10 | | | | | | | |
| | Andrew McDade | 2 | 5 | | | F Vatin | 6 | 5 | 8 | | | | | | | |
| | François Vatin | 6 | 7 | | | | | | | D Nalbandian | 6 | 6 | | | | |
| | Michael Lammer | 4 | 6 | 4 | | | | | | L Zovko | 4 | 2 | | | | |
| Q | Sergey Vassine | 6 | 2 | 6 | Q | S Vassine | 7 | 2 | 0 | | | | | | | |
| | Joachim Johansson | 4 | 2 | | | L Zovko | 6 | 6 | 6 | | | | | | | |
| | Lovro Zovko | 6 | 6 | | | | | | | | | | D Nalbandian | 6 | 4 | 6 |
| | Jarkko Nieminen | 6 | 6 | | | | | | | | | | É Prodon | 4 | 6 | 4 |
| | Andy Roddick | 3 | 0 | | | J Nieminen | 6 | 6 | | | | | | | | |
| | Daniel Langre | 3 | 4 | | | F Hemmes Jr. | 2 | 4 | | | | | | | | |
| | Fred Hemmes Jr. | 6 | 6 | | | | | | | J Nieminen | 5 | 5 | | | | |
| | Karol Beck | 3 | 6 | 6 | | | | | | É Prodon | 7 | 7 | | | | |
| | Simon Dickson | 6 | 2 | 1 | | K Beck | 4 | 4 | | | | | | | | |
| | Jakub Hašek | 3 | 2 | | | É Prodon | 6 | 6 | | | | | | | | |
| | Éric Prodon | 6 | 6 | | | | | | | | | | | | | |

### Bottom half

**Section 3**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| | Guillermo Coria | 6 | 6 | | | | | | | | | | |
| | Jean-Julien Rojer | 1 | 4 | | G Coria | 6 | 6 | | | | | | |
| | Vitali Chvets | 6 | 6 | | V Chvets | 2 | 1 | | | | | | |
| | Julien Maes | 4 | 2 | | | | | G Coria | 6 | 7 | | | |
| | Wong Wing-luen | 1 | 5 | | | | | J de Armas | 2 | 5 | | | |
| | Ladislav Chramosta | 6 | 7 | | L Chramosta | 3 | 4 | | | | | | |
| | Julio Peralta | 5 | 0 | | J de Armas | 6 | 6 | | | | | | |
| | José de Armas | 7 | 6 | | | | | | | | G Coria | 7 | 7 |
| | Stefan Wauters | 6 | 4 | 7 | | | | | | | I Labadze | 6 | 6 |
| | Jean-Christophe Faurel | 4 | 6 | 5 | S Wauters | 4 | 1 | | | | | | |
| | Mario Ančić | 6 | 7 | | M Ančić | 6 | 6 | | | | | | |
| | Levar Harper-Griffith | 1 | 6 | | | | | M Ančić | 4 | 4 | | | |
| | Francesco Aldi | 6 | 6 | | | | | I Labadze | 6 | 6 | | | |
| Q | Christophe de Veaux | 3 | 3 | | F Aldi | 3 | 4 | | | | | | |
| Q | Filip Prpic | 7 | 1 | 1 | I Labadze | 6 | 6 | | | | | | |
| | Irakli Labadze | 6 | 6 | 6 | | | | | | | | | |

**Section 4**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| | Igor Kunitsyn | 6 | 6 | | | | | | | | | | | | | |
| | Aleksander Vlaski | 2 | 1 | | | I Kunitsyn | 3 | 6 | 6 | | | | | | | |
| | Timo Nieminen | 7 | 5 | 6 | | T Nieminen | 6 | 2 | 3 | | | | | | | |
| Q | Stian Boretti | 6 | 7 | 3 | | | | | | I Kunitsyn | 7 | 3 | 6 | | | |
| | Antonio Pastorino | 6 | 6 | | | | | | | U Vico | 6 | 6 | $7^r$ | | | |
| | Nicolas Mahut | 4 | 3 | | | A Pastorino | 4 | 1 | | | | | | | | |
| | Markus Polessnig | 6 | 4 | | | U Vico | 6 | 6 | | | | | | | | |
| | Uros Vico | 7 | 6 | | | | | | | | | | | I Kunitsyn | 6 | 7 |
| | Feliciano López | 6 | 3 | 17 | | | | | | | | | | F López | 4 | 6 |
| | Thierry Ascione | 4 | 6 | 15 | | F López | 7 | 6 | | | | | | | | |
| | David Martin | 5 | 6 | 4 | Q | J Fröberg | 6 | 3 | | | | | | | | |
| Q | Jonas Fröberg | 7 | 3 | 6 | | | | | | F López | 6 | 3 | 12 | | | |
| | Maximilian Abel | 6 | 5 | | | | | | | K Pless | 4 | 6 | 10 | | | |
| | Florent Serra | 7 | 7 | | | F Serra | 6 | 1 | 4 | | | | | | | |
| | Roko Karanušić | 7 | 2 | 3 | | K Pless | 3 | 6 | 6 | | | | | | | |
| | Kristian Pless | 6 | 6 | 6 | | | | | | | | | | | | |
