| Tourney Name: | FIFA World Youth Championship |
| Year: | 1999 |
| Other Titles: | FIFA U-20 World Cup Nigeria 1999 |
| Country: | Nigeria |
| Dates: | 3–24 April |
| Num Teams: | 24 |
| Confederations: | 6 |
| Matches: | 52 |
| Venues: | 8 |
| Cities: | 8 |
| Count: | 1 |
| Goals: | 158 |
| Attendance: | 624400 |
| Top Scorer: |  Pablo Couñago Mahamadou Dissa(5 goals) |
| Player: | Seydou Keita |
| Prevseason: | 1997 |
| Nextseason: | 2001 |
The 1999 FIFA World Youth Championship took place in Nigeria between 3 and 24 April 1999. This was the 12th edition of the tournament.
The following 24 teams qualified for the 1999 FIFA World Youth Championship.
1.Teams that made their debut.
| Ibadan | Lagos | Enugu | Port Harcourt | |
|---|---|---|---|---|
| Liberty Stadium | National Stadium | Nnamdi Azikiwe Stadium | Liberation Stadium | |
| Capacity: 40,000 | Capacity: 45,000 | Capacity: 22,000 | Capacity: 25,000 | |
| Kano | Calabar | Kaduna | Bauchi | |
| Sani Abacha Stadium | U.J. Esuene Stadium | Ahmadu Bello Stadium | Abubarkar Tafawa Balewa Stadium | |
| Capacity: 18,000 | Capacity: 16,000 | Capacity: 16,500 | Capacity: 15,000 | |
See main article: 1999 FIFA World Youth Championship squads.
The 24 teams were split into six groups of four teams. Six group winners, six second-place finishers and the four best third-place finishers qualify for the knockout round.
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Gaspard Komol
Peter Ofori-Quaye Mamadou Bagayoko
Taylor Twellman Francis Kioyo Baffour Gyan
Shinji Ono Abdoulaye Camara Tenema Ndiaye
Luis González Rafael Márquez Daniel Osorno Juan Pablo Rodríguez
Hashimu Garba Ganiyu Shittu
Seol Ki-Hyeon José Barkero Xavi
Esteban Cambiasso Luciano Galletti
Jason Culina John Maisano Mile Sterjovski
Fábio Aurélio Rodrigo Gral Mancini Matuzalém Modeste M'bami Tutu Adu Owusu Afriyie Yasuhito Endō Tatsuya Ishikawa Masashi Motoyama Yuichiro Nagai Mitsuo Ogasawara
Yerlan Urazayev Amadou Coulibaly Mahamadou Diarra Seydou Keita Eduardo Rodríguez Julius Aghahowa Pius Ikedia Kim Kun-Hyung Lee Dong-Gook Na Hee-Keun Rubén Suárez Carlos Bocanegra Danny Califf Ryan Futagaki