2003 Little League World Series
Altagracia Little League
Altagracia
| Jesus Alvarado | Eduardo Avendaño |
| Jimali Fermin | Gilberto Guarucano |
| Darwin Huerta | Juan Jimenez |
| Edixon Martinez | Adis Portillo |
| Angel Reverol | Juan Rivera |
| Wilfredo Sanchez | Johnny Sandrea |
| Eugenio Yajure |
Arabian America Little League
Dhahran
| Lee Aberle | Zachary Al-Shafei |
| Shaan Bukhari | Colt Hankamer |
| Trevor King | Mark Lumpa |
| Robert Lumpa | Andre Martinez |
| Nicholas Minchau | Joel Reime |
| Thomas Timoney | Logan Vimont |
| John Warren |
Central Little League
Agana
| Jathan Barnes | Alan Benavente |
| Christopher Carbullido | Keith Castro |
| Branden Fernandez | Merced Flores |
| Reyn Johnson | Paul Toves Jr. |
| Shon Muna Jr. | Vincent Mantanona |
| Chancellor San Miguel | Peter Perez |
| Gerald Quichocho | Brandon Rosario |
Chandler National Little League
Chandler, Arizona
| Trever Benjamin | Michael Benjamin |
| Cory Bernard | Tim Fowler |
| Trent Hardenburg | Aaron Hardenburg |
| Eddie Malone Jr. | Markus Kalber |
| Tyler Kem | Jared McLaughlin |
| Matt Potter | Justin Rosales |
East Boynton Beach Little League
East Boynton Beach, Florida
| Michael Broad | Richie DeJesus |
| Cody Emerson | Jordan Irene |
| Patrick Mullen | R.J. Neal |
| Matt Overton | Ricky Sabatino |
| Benny Townend | Devon Travis |
Glace Bay Little League
Glace Bay, Nova Scotia
| R.J. Barrett | Jonathan Boutilier |
| Mitchell Campbell | Jeff Conn |
| Jarvis Farmer | Myles Heffernan |
| Daniel Lewis | Luke MacCormack |
| Matthew McDonald | Cal McNeil |
| Brandon Petite | Joey Roberts |
| Kenny Routledge |
Khovrino Little League
Moscow
| Dmitry Andrianov | Alexei Bogdanov |
| Anton Chekalin | Sergey Dementev |
| Grigory Gerasimov | Nikita Kashcheev |
| Alexey Kozin | Mikhail Nasorin |
| Valeriy Serkin | Kirill Starodubov |
| Pavel Talakine | Maxim Vasilev |
| Evgeny Vorotyntsev | Dmitry Zhuravlev |
Lamar National Little League
Richmond, Texas
| Brian Foster | Randal Grichuk |
| Brandon Hollek | Marcus Martinez |
| Jimmy Michalek | Robert Psenka |
| Cody Robinson | Brady Rodgers |
| Eli Sepulveda | Chris Smith |
| Garrett Staudt | Wayne Willis |
Musashi Fuchu Little League
Tokyo
| Ippei Endo | Junpei Kiyoshima |
| Masato Komuro | Toshiki Maebashi |
| Kento Motojima | Hokuto Nakahara |
| Takeru Ohmae | Eito Ono |
| Jun Onozawa | Kazumasa Sakamoto |
| Yuutaro Tanaka | Kohki Tsukuda |
| Skigeki Umeda | Hirofumi Yamazaki |
Naamans Little League
Wilmington, Delaware
| Jarad Carney | Kevin Czachorowski |
| Scott Dougherty | Cory Firmani |
| Constantine Fournaris | Danny Frate |
| Michael Julian | Zachary Lopes |
| Tim Marcin | David Mastro |
| Vince Russomagno | Kip Skibicki |
North Scott Little League
Eldridge, Iowa
| Blake Anderson | Cody Ashby |
| Michael Cranston | Greg Daniels |
| Jimmy DeFrieze | Nick Harris |
| P.J. Mills | Adam Netwal |
| Connor Paulsen | Matt Petersen |
| Elliott Schlabach | Ryan Voss |
Olmeca Little League
Mexico City
| Alberto Caballero | Alfredo Enriquez |
| Kevin Jimenez | Christian Lopez |
| Alejandro Manjarrez | Miguel Martinez |
| Alejandro Ortiz | Carlo Piceno |
| Adres Sanchez | Victor Sanchez |
| Jose Santos | Ernesto Vazquez |
| Daniel Velazquez |
Pabao Little League
Willemstad
| Brian Basilio | Rojean Cleofa |
| Rashid Ellis | Edelcurney Jansen |
| Shervienne Martina | Tharick Martines |
| Kevin Moesquit | Jurick Obispo |
| Carol de Palm | Jeandre Pereira |
| Jorge Provacia | Czenvic Rojer |
| Shandley Rosario | Jonathan Schoop |
Richland National Little League
Richland, Washington
| Kyle Campbell | Kelly Castleberry |
| Evan Hood | Daniel Jacobs |
| Brett Jacobs | Jamison Rowe |
| Cody Shepherd | Trent Sikes |
| Bracken Sorensen | Kyle Stumetz |
| Eric Yardley | Quinn Zorich |
Saugus American Little League
Saugus, Massachusetts
| Ryan Bateman | Tyler Calla |
| Craig Cole | Anthony DiSciscio |
| David Ferreira | Tyler Grillo |
| Joe Kazabuski | Matthew Muldoon |
| Sebastiano “Yano” Petruzzelli | Dario Pizzano |
| Mark Sacco | Michael Scuzzarella |
Tallmadge Little League
Tallmadge, Ohio
| Joe Cochran | Jake Jamieson |
| Matt Keen | Jake Mays |
| Paul Pakan | Jake Patrick |
| Andrew Payne | Andrew Powelson |
| D.J. Radcliffe | Nick Thompson |
| Andrew Volcheck | A.J. Williams |