1991 Little League World Series
American West Side Little League
Hamilton, Ohio
| Andy Boyd | Jay Davis |
| Tim Franklin | Estill Hall |
| Jeremy Hendershot | Chris Hilton |
| Mark Houk | Bryan Howard |
| Matt Leurgers | Ray Nichting |
| Tim Nichting | Chad Pennington |
| Adam Sackenheim | Todd Timmer |
| Jamey Whalen | Jason Zimmerer |
Arabian American Little League
Dhahran
| Hassan Ahmed | John Barry |
| Steven Bumpers | Faraj Gibbs |
| Keith Gorka | Giselle (f) Hardy |
| Giselle Hardy | Erik Hebert |
| Dirk Heikoop | Richard Hunter |
| Jake Hunter | Marcus Jones |
| John Mowbray | Shawn Muchacho |
| Jim Myers | Tom Steininger |
| Greg Steininger |
Glace Bay Little League
Glace Bay, Nova Scotia
| Henry Boutilier | Donnie Burke |
| Chris Cadegan | Fred Currie |
| Terry Cuzner | Craig Fleming |
| Robert Grant | Butch Kelloway |
| Geoff McLellan | Steve McNeil |
| Scott Meechan | Roy Mugford |
| Charles Nash | Robert Piercy |
| Ernie Pyke | Troy Sampson |
Hsi Nan Little League
Tai Chung
| Chen-Rong Chang | Sheng Fang |
| Chun-Wei Huang | Ta-Yuan Lai |
| Cheng-Hsiung Lai | Chi-Huang Liao |
| Shen-Pin Lin | Wie-Chu Lin |
| Chung-Chun Lin | Yu-Hung Liou |
| Chih-Chiang Pan | Kun-Hsuan Shih |
| Chin-Tien Shih | Shih-Yang Teng |
| Lien-Liang Wen | Lien-Yu Wen |
Luis Montas Little League
San Cristobal
| Juan David Alvarez | Hector Baez |
| Ramon L. Corporan | Jose De La Cruz |
| Hector Estrella | Pedro Guzman |
| Christian J. Mondesi | Jose Gilberto Morban |
| Hector Morban | Cristian Mateo Peres |
| Carlos Perez | Luis M. De La Rosa |
| Danny Solano | Francisco J. Solano |
| Ervin Aria Soto | Redro Damaso V. |
National Little League
Dunedin, Florida
| Ronald DeSantis | Toby Evans |
| Jeff (Jay) Frazer | John Frazer |
| Chris Hart | Vince Ionata |
| Isaac Iorg | Jeremy Kurella |
| T. Brad Malone | David McElvain |
| Peter Nystrom | Steven Patterson |
| Todd Smith | Nick Tsotsos |
| Stephen White | Brady Williams |
San Ramon Valley Little League
Danville, California
| Jason Barringer | Daniel Basso |
| Greg Brown-Davis | Graham Dobbin |
| Kevin Graham | Wayne Gross |
| Kyle Gross | Nate Hudson |
| Joey Loveland II | Greg Isom |
| Kyle Jackson | Stephen Otus |
| Kolby Rucker | Khelyn Smith |
| Justin Staley | Troy Ward |
South Shore American Little League
Staten Island, New York
| David Anzalone | Jimmy Brown |
| Mike Cammarata | Mike Carpinello |
| Marcus Colon | Reid DeCrescenzo |
| Jarrid DeCrescenzo | Brian Esposito |
| Dave Filimon | John Gorman |
| Goodwin "Goody" Halvorsen | Patrick Hannaway |
| Matt Holt | Jason Marquis |
| Bryan Schechtman | Mike Wissel |