This article displays the rosters for the participating teams at the 1999 Tournament of the Americas played in San Juan, Puerto Rico from July 14 to July 25, 1999.

Group A

Argentina

• 4 Luis Scola
• 5 Manu Ginóbili
• 6 Alejandro Montecchia
• 7 Andrés Nocioni
• 8 Lucas Victoriano
• 9 Hugo Sconochini
• 10 Juan Espil
• 11 Sergio Aispurúa
• 12 Leonardo Gutiérrez
• 13 Facundo Sucatzky
• 14 Leandro Palladino
• 15 Gabriel Fernández

• Head coach: Julio Lamas

Canada

• 4 Jordie McTavish
• 5 Sherman Hamilton
• 6 Andrew Mavis
• 7 Steve Nash
• 8 Shawn Swords
• 9 Rowan Barrett
• 10 Keith Vassell
• 11 Richard Elias Anderson
• 12 Todd MacCulloch
• 13 Peter Guarasci
• 14 Michael Meeks
• 15 Greg Newton

• Head coach: Jay Triano

Cuba

• 4 Ángel Caballero
• 5 Yudi Abreu
• 6 Edel Casanova
• 7 Roberto Amaro
• 8 Héctor Pino
• 9 Roberto Herrera García
• 10 Rabdel Echevarría
• 11 Lázaro Borrell
• 12 Sergio Ferrer
• 13 Eliécer Rojas
• 14 Ángel Núñez
• 15 Amiel Vega

• Head coach: Miguel Calderón Gómez

United States

• 4 Steve Smith
• 5 Jason Kidd
• 6 Allan Houston
• 7 Richard Hamilton
• 8 Tim Hardaway
• 9 Tom Gugliotta
• 10 Kevin Garnett
• 11 Vin Baker
• 12 Wally Szczerbiak
• 13 Tim Duncan
• 14 Gary Payton
• 15 Elton Brand

• Head coach: Larry Brown

Assistant coach: Tubby Smith

Uruguay

• 4 Camilo Acosta
• 5 Enrique Tucuna
• 6 Diego Losada
• 7 Diego Castrillón
• 8 Nicolás Mazzarino
• 9 Gabriel Abratanski
• 10 Jorge Cabrera
• 11 Oscar Moglia
• 12 Gustavo Szczygielski
• 13 Luis Silveira
• 14 Marcel Bouzout
• 15 Juan Manuel Moltedo

• Head coach: César Somma

Group B

Brazil

• 4 Marcelinho Machado
• 5 Ratto
• 6 Caio
• 7 Vanderlei
• 8 Sandro Varejão
• 9 Demétrius
• 10 Helinho
• 11 Aylton
• 12 Josuel
• 13 Michel
• 14 Rogério
• 15 Luiz Fernando

• Head coach: Hélio Rubens Garcia

Dominican Republic

• Derek Baker
• Ricardo Greer
• Ocaris Lenderborg
• Felipe López
• Carlos Martínez
• Rafael Novas
• Carlos Paniagua
• Carlos Payano
• Jaime Peterson
• Soterio Ramírez
• Ricardo Vásquez
• Franklin Western

• Head coach: Miguel Cruzeta

Panama

• 4 Kevin Daley
• 5 Alfonso Johnson
• 6 Dionisio Gómez
• 7 Maximiliano Gómez
• 8 Anthony Fiss
• 9 Damian Kirkaldy
• 10 Gonzalo Ortiz
• 11 Michael Hicks
• 12 Eric Cárdenas
• 13 Antonio García Murillo
• 14 Jason Wallace
• 15 Ulises Morán

• Head coach: Terry Layton

Puerto Rico

• 4 José Ortiz
• 5 Eddie Casiano
• 6 Orlando Santiago
• 7 Carmelo Travieso
• 8 Jerome Mincy
• 9 James Carter
• 10 Edgar Padilla
• 11 Orlando Vega
• 12 Fernando Ortiz
• 13 Sharif Fajardo
• 14 Luis Allende
• 15 Daniel Santiago

• Head coach: Julio Toro

Venezuela

• 4 Víctor David Díaz
• 5 Harold Keeling
• 6 Ernesto Mijares
• 7 Richard Lugo
• 8 Alex Quiroz
• 9 Óscar Torres
• 10 Alexander Vargas
• 11 Alexander Nelcha
• 12 Vladimir Heredia
• 13 Heberth Bayona
• 14 Armando Becker
• 15 Omar Walcott

• Head coach: Guillermo Vecchio