Player Listing: O
| Last Name | First | Middle | League | Hometown | Year |
|---|---|---|---|---|---|
| Oakley | Matt | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Oaks | Darryl | Forestville Little League | Bristol, Conn. | 1976 | |
| Oates | Greg | South Mission Viejo Little League | Mission Viejo, Calif. | 1997 | |
| Obana | Michitaka | Arakawa Little League | Tokyo, Japan | 1965 | |
| Obedoza | Keelen | Waipio Little League | Waipahu, Hawaii | 2008 | |
| Oberacker | (Coach) Wayne | Walpole American Little League | Walpole, Mass. | 2007 | |
| Oberacker | (Manager) Brian | Walpole American Little League | Walpole, Mass. | 2007 | |
| Oberwontman | Jim | Joliet Little League | Joliet, Ill. | 1953 | |
| Obispo | Jurick | Pabao Little League | Willemstad, Curacao, Netherlands Antilles | 2003 | |
| Obregon | Raul | West Tampa Little League | Tampa, Fla. | 1969 | |
| O'Brien | David | Esquimalt Little League | Esquimalt, B.C. | 1974 | |
| O'Brien | John | Arabian American Little League | Dhahran, Saudi Arabia | 1994 | |
| O'Brien | Dan | Davenport East Little League | Davenport, Iowa | 1989 | |
| O'Byrne | Jesse | East Nepean Little League | Ottawa, Ontario | 2004 | |
| OCampo | Edgar | Torregon Air Force Base Little League | Madrid, Spain | 1982 | |
| Ocello | Evan | Conejo Valley Little League | Thousand Oaks, Calif. | 2004 | |
| Ochoa | Erick | Seguro Social Little League | Mexicali, Mexico | 2005 | |
| Ocker | Mike | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| O'Connor | Robert | Windsor Locks Little League | Windsor Locks, Conn. | 1965 | |
| O'Connor | Michael | Ramstein Little League | Ramstein, Germany | 1999 | |
| O'Connor | Michael | Windsor Locks Little League | Windsor Locks, Conn. | 1965 | |
| Oda | (Manager) Hirofumi | Chiba City Little League | Chiba City, Japan | 2009 | |
| Oden | Jeff | Brunswick Little League | Brunswick, Maryland | 1986 | |
| O'Donnell | Tim | Davenport East Little League | Davenport, Iowa | 2001 | |
| O'Donnell | Tim | Davenport East Little League | Davenport, Iowa | 2000 | |
| O'Donnell | Patrick | Carmen Little League | Rotterdam, N.Y. | 1977 | |
| O'Donnell | Joe | Glace Bay Little League | Glace Bay, Nova Scotia | 1994 | |
| O'Donnell | Dan | Davenport East Little League | Davenport, Iowa | 2000 | |
| O'Donovan | Ryan | South Mission Viejo Little League | Mission Viejo, Calif. | 1997 | |
| Oe | Jim | West Auburn Little League | Auburn, Calif. | 1959 | |
| Oeinck | Jesse | Windmills Apeldoorn Little League | Apeldoorn, Netherlands | 2007 | |
| Oeler | Loyalsock Little League | Williamsport, Pa. | 1948 | ||
| Offield | Craig | Arabian American Little League | Dhahran, Saudi Arabia | 1996 | |
| Ogard | Keegan | Mercer Island Little League | Mercer Island, Wash. | 2009 | |
| Ogasawara | Ichiro | Edogawa Minami Little League | Tokyo, Japan | 2010 | |
| Ogata | Ryuji | Arakawa Little League | Tokyo, Japan | 1965 | |
| Ogawa | Ryo | Tokyo Kitasuna Little League | Japan | 2007 | |
| Ogburn | Josh | R.L. Turner Little League | Panama City, Fla. | 1996 | |
| Ogino | Masaya | Tokyo Kitasuna Little League | Japan | 2007 | |
| O'Grady | Dillon | Auburn Little League | Auburn, Wash. | 2010 | |
| Ogunsola | Deji | Arabian American Little League | Dhahran, Saudi Arabia | 2009 | |
| Ogunsola | Deji | Arabian American Little League | Dhahran, Saudi Arabia | 2010 | |
| Ogura | Naoto | Chiba City Little League | Chiba City, Japan | 2009 | |
| O'Hare | Brandon | Marshalltown Little League | Marshalltown, Iowa | 1996 | |
| Ohkawara | Kazuki | Kitasuna Little League | Tokyo, Japan | 2001 | |
| Ohkuma | Jin | Kawaguchi Little League | Kawaguchi, Japan | 2006 | |
| Ohmae | Hayato | Musashi Fuchu Little League | Fuchu, Tokyo, Japan | 2000 | |
| Ohmae | Takeru | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Ohmann | Kent | Campbell Little League | Campbell, Calif. | 1970 | |
| Ohno | Takesi | Seya Little League | Yokohama, Kanagawa Japan | 1997 | |
| Ohno | Takaaki | Kitasuna Little League | Tokyo, Japan | 2001 | |
| Oivens | Stan | Pearl Harbor Little League | Honolulu, Hawaii | 1960 | |
| Okabayaski | Rodney | Windward Little League | Oahu, Hawaii | 1959 | |
| Okamota | Richard | Campbell Little League | Campbell, Calif. | 1976 | |
| Okano | Masamichi | Wakayama Little League | Osaka, Japan | 1966 | |
| Okawa | Atsushi | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| Okawa | Tomoyuki | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| Okawa | Yutaro | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| O'Keefe | Pat | American Little League | Jackson, Tenn. | 1974 | |
| O'Keefe | Patrick | Whiting Community Service Little League | Whiting, Indiana | 1952 | |
| Oki | Shinichiro | Hirakata Little League | Hirakata, Osaka, Japan | 1999 | |
| Okrusch | Gene | Northern Little League | El Cajon, Calif. | 1961 | |
| Okurowski | Leon | Morrisville Little League | Morrisville, Pa. | 1955 | |
| Olabisi | Wande | Arabian American Little League | Dhahran, Saudi Arabia | 2000 | |
| O'Leary | John | North End Little League | Bridgeport, Conn. | 1957 | |
| O'Leary | Patrick | Fairfield American Little League | Fairfield, Conn. | 2010 | |
| O'Leary | Richard | North Roseland Little League | Chicago, Ill. | 1967 | |
| Olibera | Julian | Toronto High Park Little League | Toronto, Ontario, Canada | 2000 | |
| Olinger | Corning Little League | Corning, N.Y. | 1948 | ||
| Oliva | Joseph | Torregon Air Force Base Little League | Madrid, Spain | 1982 | |
| Olivares | Jorge | Coquivacoa Little League | Maracaibo, Venezuela | 1985 | |
| Oliver | Geof | Glace Bay Little League | Glace Bay, Nova Scotia | 1987 | |
| Oliver | Gray | Tuckahoe Little League | Richmond, Va. | 1968 | |
| Oliver | Hugh | Southside Little League | Birmingham, Alabama | 1953 | |
| Oliver | Jim | Ramstein Little League | Ramstein, Germany | 1999 | |
| Oliveras | Max | Caparra Little League | San Juan, Puerto Rico | 1959 | |
| Olmstead | Adam | East Marietta National Little League | Marietta, Georgia | 1983 | |
| Olrich | Phil | West Auburn Little League | Auburn, Calif. | 1959 | |
| Olsen | Tom | Wayne American Little League | Wayne, N.J. | 1970 | |
| Olson | John | Whalley Little League | Whalley, B.C. | 1973 | |
| Olson | Philip | Sarasota American Little League | Sarasota, Fla. | 1986 | |
| O'Maley | Raneal | Athenai Airport Little League | Athens, Greece | 1974 | |
| Omana | Armando | Cuauhtemoc Little League | Monterrey, Mexico | 1966 | |
| Omoe | Yuta | Chiba City Little League | Chiba City, Japan | 2009 | |
| O'Neill | Steve | Wayne American Little League | Wayne, N.J. | 1970 | |
| O'Neill | Matt | Nottingham Little League | Hamilton Square, N.J. | 1992 | |
| Ono | (Coach) Masuo | Tokyo Kitasuna Little League | Japan | 2007 | |
| Ono | Tatsuya | Hirakata Little League | Hirakata, Osaka, Japan | 1999 | |
| Ono | Eito | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Onoki | Fuzio | Chofu Little League | Tokyo, Japan | 1976 | |
| Onozawa | Jun | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Ontivero | Mario | Industrial Little League | Monterrey, Mexico | 1957 | |
| Oorbeek | Leonard | American Little League | Hackensack, N.J. | 1952 | |
| Opiola | Anthony | L. | South Holland Little League | South Holland, Ill. | 1992 |
| Ordonez | Everado | Liga Pequena Guadalupe Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1998 | |
| Ordonez | Everado | Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1997 | |
| Orejel | Jose | Liga Pequena Guadalupe Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1998 | |
| Orenshaw | Steven | Newtown-Edgemont Little League | Newtown Square, Pa. | 1967 | |
| Orlando | Tom | Granada Hills National Little League | Granada Hills, Calif. | 1963 | |
| Orlando | Manager Mike | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlando | Beau | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlando | Jake | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlowski | Ronald | National Little League | Hamtramck, Mich. | 1955 | |
| Orlowski | Ronald | National Little League | Hamtramck, Mich. | 1956 | |
| Orndorff | David | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| Orndorff Jr. | Glen | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| Orozco | Othecber | Leones Little League | Valencia, Venezuela | 2005 | |
| Orr | Steve | W. | Torrejon AFB Little League | Madrid, Spain | 1980 |
| Orr | Brendan | Gordon Head Little League | Victoria, B.C. | 1999 | |
| Orr | Andy | Gordon Head Little League | Victoria, B.C. | 1999 | |
| Orr | Robert | Stanford | North Charleston Little League | Charleston, S.C. | 1949 |
| Ortega | Salvador | Curundu Little League | Curundu, Panama | 1988 | |
| Ortega | Carlos | Ibarra Matamoros Little League | "Matamoros, Tamaulipas", Mexico | 1990 | |
| Ortega | Rafael | Coquivacoa Little League | Maracaibo, Venezuela | 1994 | |
| Ortiz | Robert | International Little League | Tucson, Ariz. | 1986 | |
| Ortiz | Robert | Mid-Island Little League | Staten Island, N.Y. | 2006 | |
| Ortiz | Luis | A. | Jorge Rosas Little League | Mayaguez, Puerto Rico | 1969 |
| Ortiz | Jose | Matamoros Little League | Tamaulipas, Mexico | 2006 | |
| Ortiz | Jose | Industrial Little League | Monterrey, Mexico | 1960 | |
| Ortiz | Carlos | Jorge Rosas Little League | Mayaguez, Puerto Rico | 1969 | |
| Ortiz | Alejandro | Olmeca Little League | Mexico City, Mexico | 2003 | |
| Ortiz | Jose | Industrial Little League | Monterrey, Mexico | 1961 | |
| Ortiz | Samuel | Puerto Nuevo Little League | San Juan, Puerto Rico | 1976 | |
| Orton | Greg | Esquimalt Little League | Esquimalt, B.C. | 1974 | |
| Ory | Steven | South Lake Charles Little League | South Lake Charles, La. | 2001 | |
| Orzino | Richard | M. | Torrejon AFB Little League | Madrid, Spain | 1980 |
| Osborne | John | Daniel Boone National Little League | Columbia, Missouri | 2006 | |
| Osborne | Charles | Lock Haven Little League | Lock Haven, Pa. | 1947 | |
| Osborne | John | Western Little League | El Cajon, Calif. | 1977 | |
| Osbourne | Mark | Cactus Little League | Tucson, Ariz. | 1973 | |
| Osburn | Matthew | National Little League | Bartlesville, Okla. | 1964 | |
| Osinski | Norman | National Little League | Hamtramck, Mich. | 1956 | |
| Osorio | Nelson | Chitre Little League | Chitre, Panama | 2010 | |
| Osorio | Fernando | Willys R. Cook Little League | Bethania, Panama | 1984 | |
| Osorio | Eric | Curundu Little League | Curundu, Panama | 1988 | |
| Osorio | Carlos | Coquivacoa Little League | Maracaibo, Venezuela | 1974 | |
| Oster | Don | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Oster | Glenn | Whalley Little League | Whalley, B.C. | 1973 | |
| Oster | Mark | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Ostertag | Raymond | Delware Little League | Delaware Township, N.J. | 1956 | |
| Ostrosser | Darrell | Stoney Creek Little League | Stoney Creek, Ontario | 1965 | |
| Ostrowski | Jarek | Goffstown Little League | Goffstown, N.H. | 2000 | |
| Ostrum | Bryan | Torrejon AFB Little League | Madrid, Spain | 1986 | |
| O'Sullivan | Kevin | Sarasota National Little League | Sarasota, Fla. | 1982 | |
| Oswald | Jonathon | KMC American Little League | Ramstein Air Base, Germany | 2010 | |
| Oswald | Greg | Campbell Little League | Campbell, Calif. | 1970 | |
| Oswaldo | Villalobos | Coquivacoa Little League | Maracaibo, Venezuela | 1985 | |
| Otawa | Eiichi | Chofu Little League | Tokyo, Japan | 1976 | |
| Otero | Wilfredo | Caparra Little League | San Juan, Puerto Rico | 1959 | |
| Otis | Andrew | Arabian American Little League | Dhahran, Saudi Arabia | 2007 | |
| O'Toole | Ryan | Northwood Little League | Irvine, Calif. | 1987 | |
| Otsuji | Tatsuhito | Chiba City Little League | Chiba City, Japan | 2005 | |
| Otsuka | Carl | Hilo American Little League | Hilo, Hawaii | 1961 | |
| Otte | Glen | Wayne American Little League | Wayne, N.J. | 1970 | |
| Otterlei | William | Pearl Harbor Little League | Honolulu, Hawaii | 1960 | |
| Otto | Dennis | National Optimist Little League | Nashville, Tenn. | 1970 | |
| Otus | Stephen | San Ramon Valley Little League | Danville, Calif. | 1991 | |
| Ou | Chin | Kuei-Shan Little League | Taoyuan, Chinese Taipei | 2009 | |
| Ouellette | Doug | Glanbrook Little League | Binbrook, Ontario | 1985 | |
| Oullet | Stephane | Sherbrooke Fleurimont Little League | Sherbrooke, Quebec | 1983 | |
| Overstreet | Barry | Southport Little League | Southport, Indiana | 1984 | |
| Overstrom | Evar | Corning Little League | Corning, N.Y. | 1949 | |
| Overton | Matt | East Boynton Beach LL | East Boynton Beach, Fla. | 2003 | |
| Owen | William | Arabian American Little League | Dharan, Saudi Arabia | 1998 | |
| Owen | Alex | Hastings Little League | Vancouver, B.C. | 2009 | |
| Owen | Mike | South Lexington Little League | Lexington, Kentucky | 1978 | |
| Owens | Wayne | National Little League | Gadsden, Alabama | 1959 | |
| Owens | Tommy | West Auburn Little League | Auburn, Calif. | 1959 | |
| Owens | Mike | International Little League | Tucson, Ariz. | 1986 | |
| Owens | Kevin | Morristown American Little League | Morristown, Tenn. | 1987 | |
| Owens | Kevin | Manatee G.T. Bray East Little League | Bradenton, Fla. | 1997 | |
| Owens | Kenneth | National Little League | Hagerstown, Maryland | 1968 | |
| Owens | Crenshaw | George Rogers Clark Little League | Jeffersonville, Indiana | 1965 | |
| Owens | Mitchell | Owensboro Southern Little League | Owensboro, Kentucky | 2005 | |
| Owens | Heath | Phenix City National Little League | Phenix City, Alabama | 1999 | |
| Owens | Clayton | Sarasota American Little League | Sarasota, Fla. | 1986 | |
| Ozawa | Takashi | Musashi Fuchu Little League | Fuchu, Tokyo, Japan | 2000 | |
| Ozeki | Takumi | Edogawa Minami Little League | Tokyo, Japan | 2008 |
| Last Name | First | Middle | League | Hometown | Year |
|---|---|---|---|---|---|
| Oakley | Matt | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Oaks | Darryl | Forestville Little League | Bristol, Conn. | 1976 | |
| Oates | Greg | South Mission Viejo Little League | Mission Viejo, Calif. | 1997 | |
| Obana | Michitaka | Arakawa Little League | Tokyo, Japan | 1965 | |
| Obedoza | Keelen | Waipio Little League | Waipahu, Hawaii | 2008 | |
| Oberacker | (Coach) Wayne | Walpole American Little League | Walpole, Mass. | 2007 | |
| Oberacker | (Manager) Brian | Walpole American Little League | Walpole, Mass. | 2007 | |
| Oberwontman | Jim | Joliet Little League | Joliet, Ill. | 1953 | |
| Obispo | Jurick | Pabao Little League | Willemstad, Curacao, Netherlands Antilles | 2003 | |
| Obregon | Raul | West Tampa Little League | Tampa, Fla. | 1969 | |
| O'Brien | David | Esquimalt Little League | Esquimalt, B.C. | 1974 | |
| O'Brien | John | Arabian American Little League | Dhahran, Saudi Arabia | 1994 | |
| O'Brien | Dan | Davenport East Little League | Davenport, Iowa | 1989 | |
| O'Byrne | Jesse | East Nepean Little League | Ottawa, Ontario | 2004 | |
| OCampo | Edgar | Torregon Air Force Base Little League | Madrid, Spain | 1982 | |
| Ocello | Evan | Conejo Valley Little League | Thousand Oaks, Calif. | 2004 | |
| Ochoa | Erick | Seguro Social Little League | Mexicali, Mexico | 2005 | |
| Ocker | Mike | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| O'Connor | Robert | Windsor Locks Little League | Windsor Locks, Conn. | 1965 | |
| O'Connor | Michael | Ramstein Little League | Ramstein, Germany | 1999 | |
| O'Connor | Michael | Windsor Locks Little League | Windsor Locks, Conn. | 1965 | |
| Oda | (Manager) Hirofumi | Chiba City Little League | Chiba City, Japan | 2009 | |
| Oden | Jeff | Brunswick Little League | Brunswick, Maryland | 1986 | |
| O'Donnell | Tim | Davenport East Little League | Davenport, Iowa | 2001 | |
| O'Donnell | Tim | Davenport East Little League | Davenport, Iowa | 2000 | |
| O'Donnell | Patrick | Carmen Little League | Rotterdam, N.Y. | 1977 | |
| O'Donnell | Joe | Glace Bay Little League | Glace Bay, Nova Scotia | 1994 | |
| O'Donnell | Dan | Davenport East Little League | Davenport, Iowa | 2000 | |
| O'Donovan | Ryan | South Mission Viejo Little League | Mission Viejo, Calif. | 1997 | |
| Oe | Jim | West Auburn Little League | Auburn, Calif. | 1959 | |
| Oeinck | Jesse | Windmills Apeldoorn Little League | Apeldoorn, Netherlands | 2007 | |
| Oeler | Loyalsock Little League | Williamsport, Pa. | 1948 | ||
| Offield | Craig | Arabian American Little League | Dhahran, Saudi Arabia | 1996 | |
| Ogard | Keegan | Mercer Island Little League | Mercer Island, Wash. | 2009 | |
| Ogasawara | Ichiro | Edogawa Minami Little League | Tokyo, Japan | 2010 | |
| Ogata | Ryuji | Arakawa Little League | Tokyo, Japan | 1965 | |
| Ogawa | Ryo | Tokyo Kitasuna Little League | Japan | 2007 | |
| Ogburn | Josh | R.L. Turner Little League | Panama City, Fla. | 1996 | |
| Ogino | Masaya | Tokyo Kitasuna Little League | Japan | 2007 | |
| O'Grady | Dillon | Auburn Little League | Auburn, Wash. | 2010 | |
| Ogunsola | Deji | Arabian American Little League | Dhahran, Saudi Arabia | 2009 | |
| Ogunsola | Deji | Arabian American Little League | Dhahran, Saudi Arabia | 2010 | |
| Ogura | Naoto | Chiba City Little League | Chiba City, Japan | 2009 | |
| O'Hare | Brandon | Marshalltown Little League | Marshalltown, Iowa | 1996 | |
| Ohkawara | Kazuki | Kitasuna Little League | Tokyo, Japan | 2001 | |
| Ohkuma | Jin | Kawaguchi Little League | Kawaguchi, Japan | 2006 | |
| Ohmae | Hayato | Musashi Fuchu Little League | Fuchu, Tokyo, Japan | 2000 | |
| Ohmae | Takeru | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Ohmann | Kent | Campbell Little League | Campbell, Calif. | 1970 | |
| Ohno | Takesi | Seya Little League | Yokohama, Kanagawa Japan | 1997 | |
| Ohno | Takaaki | Kitasuna Little League | Tokyo, Japan | 2001 | |
| Oivens | Stan | Pearl Harbor Little League | Honolulu, Hawaii | 1960 | |
| Okabayaski | Rodney | Windward Little League | Oahu, Hawaii | 1959 | |
| Okamota | Richard | Campbell Little League | Campbell, Calif. | 1976 | |
| Okano | Masamichi | Wakayama Little League | Osaka, Japan | 1966 | |
| Okawa | Atsushi | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| Okawa | Tomoyuki | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| Okawa | Yutaro | Kashima Little League | Kashima, Ibaraki, Japan | 1998 | |
| O'Keefe | Pat | American Little League | Jackson, Tenn. | 1974 | |
| O'Keefe | Patrick | Whiting Community Service Little League | Whiting, Indiana | 1952 | |
| Oki | Shinichiro | Hirakata Little League | Hirakata, Osaka, Japan | 1999 | |
| Okrusch | Gene | Northern Little League | El Cajon, Calif. | 1961 | |
| Okurowski | Leon | Morrisville Little League | Morrisville, Pa. | 1955 | |
| Olabisi | Wande | Arabian American Little League | Dhahran, Saudi Arabia | 2000 | |
| O'Leary | John | North End Little League | Bridgeport, Conn. | 1957 | |
| O'Leary | Patrick | Fairfield American Little League | Fairfield, Conn. | 2010 | |
| O'Leary | Richard | North Roseland Little League | Chicago, Ill. | 1967 | |
| Olibera | Julian | Toronto High Park Little League | Toronto, Ontario, Canada | 2000 | |
| Olinger | Corning Little League | Corning, N.Y. | 1948 | ||
| Oliva | Joseph | Torregon Air Force Base Little League | Madrid, Spain | 1982 | |
| Olivares | Jorge | Coquivacoa Little League | Maracaibo, Venezuela | 1985 | |
| Oliver | Geof | Glace Bay Little League | Glace Bay, Nova Scotia | 1987 | |
| Oliver | Gray | Tuckahoe Little League | Richmond, Va. | 1968 | |
| Oliver | Hugh | Southside Little League | Birmingham, Alabama | 1953 | |
| Oliver | Jim | Ramstein Little League | Ramstein, Germany | 1999 | |
| Oliveras | Max | Caparra Little League | San Juan, Puerto Rico | 1959 | |
| Olmstead | Adam | East Marietta National Little League | Marietta, Georgia | 1983 | |
| Olrich | Phil | West Auburn Little League | Auburn, Calif. | 1959 | |
| Olsen | Tom | Wayne American Little League | Wayne, N.J. | 1970 | |
| Olson | John | Whalley Little League | Whalley, B.C. | 1973 | |
| Olson | Philip | Sarasota American Little League | Sarasota, Fla. | 1986 | |
| O'Maley | Raneal | Athenai Airport Little League | Athens, Greece | 1974 | |
| Omana | Armando | Cuauhtemoc Little League | Monterrey, Mexico | 1966 | |
| Omoe | Yuta | Chiba City Little League | Chiba City, Japan | 2009 | |
| O'Neill | Steve | Wayne American Little League | Wayne, N.J. | 1970 | |
| O'Neill | Matt | Nottingham Little League | Hamilton Square, N.J. | 1992 | |
| Ono | (Coach) Masuo | Tokyo Kitasuna Little League | Japan | 2007 | |
| Ono | Tatsuya | Hirakata Little League | Hirakata, Osaka, Japan | 1999 | |
| Ono | Eito | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Onoki | Fuzio | Chofu Little League | Tokyo, Japan | 1976 | |
| Onozawa | Jun | Musashi-Fuchu Little League | Tokyo, Japan | 2003 | |
| Ontivero | Mario | Industrial Little League | Monterrey, Mexico | 1957 | |
| Oorbeek | Leonard | American Little League | Hackensack, N.J. | 1952 | |
| Opiola | Anthony | L. | South Holland Little League | South Holland, Ill. | 1992 |
| Ordonez | Everado | Liga Pequena Guadalupe Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1998 | |
| Ordonez | Everado | Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1997 | |
| Orejel | Jose | Liga Pequena Guadalupe Linda Vista Little League | Guadalupe, Nuevo Leon, Mexico | 1998 | |
| Orenshaw | Steven | Newtown-Edgemont Little League | Newtown Square, Pa. | 1967 | |
| Orlando | Tom | Granada Hills National Little League | Granada Hills, Calif. | 1963 | |
| Orlando | Manager Mike | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlando | Beau | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlando | Jake | Pearland White Little League | Pearland, Texas | 2010 | |
| Orlowski | Ronald | National Little League | Hamtramck, Mich. | 1955 | |
| Orlowski | Ronald | National Little League | Hamtramck, Mich. | 1956 | |
| Orndorff | David | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| Orndorff Jr. | Glen | Shippensburg Little League | Shippensburg, Pa. | 1990 | |
| Orozco | Othecber | Leones Little League | Valencia, Venezuela | 2005 | |
| Orr | Steve | W. | Torrejon AFB Little League | Madrid, Spain | 1980 |
| Orr | Brendan | Gordon Head Little League | Victoria, B.C. | 1999 | |
| Orr | Andy | Gordon Head Little League | Victoria, B.C. | 1999 | |
| Orr | Robert | Stanford | North Charleston Little League | Charleston, S.C. | 1949 |
| Ortega | Salvador | Curundu Little League | Curundu, Panama | 1988 | |
| Ortega | Carlos | Ibarra Matamoros Little League | "Matamoros, Tamaulipas", Mexico | 1990 | |
| Ortega | Rafael | Coquivacoa Little League | Maracaibo, Venezuela | 1994 | |
| Ortiz | Robert | International Little League | Tucson, Ariz. | 1986 | |
| Ortiz | Robert | Mid-Island Little League | Staten Island, N.Y. | 2006 | |
| Ortiz | Luis | A. | Jorge Rosas Little League | Mayaguez, Puerto Rico | 1969 |
| Ortiz | Jose | Matamoros Little League | Tamaulipas, Mexico | 2006 | |
| Ortiz | Jose | Industrial Little League | Monterrey, Mexico | 1960 | |
| Ortiz | Carlos | Jorge Rosas Little League | Mayaguez, Puerto Rico | 1969 | |
| Ortiz | Alejandro | Olmeca Little League | Mexico City, Mexico | 2003 | |
| Ortiz | Jose | Industrial Little League | Monterrey, Mexico | 1961 | |
| Ortiz | Samuel | Puerto Nuevo Little League | San Juan, Puerto Rico | 1976 | |
| Orton | Greg | Esquimalt Little League | Esquimalt, B.C. | 1974 | |
| Ory | Steven | South Lake Charles Little League | South Lake Charles, La. | 2001 | |
| Orzino | Richard | M. | Torrejon AFB Little League | Madrid, Spain | 1980 |
| Osborne | John | Daniel Boone National Little League | Columbia, Missouri | 2006 | |
| Osborne | Charles | Lock Haven Little League | Lock Haven, Pa. | 1947 | |
| Osborne | John | Western Little League | El Cajon, Calif. | 1977 | |
| Osbourne | Mark | Cactus Little League | Tucson, Ariz. | 1973 | |
| Osburn | Matthew | National Little League | Bartlesville, Okla. | 1964 | |
| Osinski | Norman | National Little League | Hamtramck, Mich. | 1956 | |
| Osorio | Nelson | Chitre Little League | Chitre, Panama | 2010 | |
| Osorio | Fernando | Willys R. Cook Little League | Bethania, Panama | 1984 | |
| Osorio | Eric | Curundu Little League | Curundu, Panama | 1988 | |
| Osorio | Carlos | Coquivacoa Little League | Maracaibo, Venezuela | 1974 | |
| Oster | Don | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Oster | Glenn | Whalley Little League | Whalley, B.C. | 1973 | |
| Oster | Mark | East Tonka Little League | Minnetonka, Minn. | 1985 | |
| Ostertag | Raymond | Delware Little League | Delaware Township, N.J. | 1956 | |
| Ostrosser | Darrell | Stoney Creek Little League | Stoney Creek, Ontario | 1965 | |
| Ostrowski | Jarek | Goffstown Little League | Goffstown, N.H. | 2000 | |
| Ostrum | Bryan | Torrejon AFB Little League | Madrid, Spain | 1986 | |
| O'Sullivan | Kevin | Sarasota National Little League | Sarasota, Fla. | 1982 | |
| Oswald | Jonathon | KMC American Little League | Ramstein Air Base, Germany | 2010 | |
| Oswald | Greg | Campbell Little League | Campbell, Calif. | 1970 | |
| Oswaldo | Villalobos | Coquivacoa Little League | Maracaibo, Venezuela | 1985 | |
| Otawa | Eiichi | Chofu Little League | Tokyo, Japan | 1976 | |
| Otero | Wilfredo | Caparra Little League | San Juan, Puerto Rico | 1959 | |
| Otis | Andrew | Arabian American Little League | Dhahran, Saudi Arabia | 2007 | |
| O'Toole | Ryan | Northwood Little League | Irvine, Calif. | 1987 | |
| Otsuji | Tatsuhito | Chiba City Little League | Chiba City, Japan | 2005 | |
| Otsuka | Carl | Hilo American Little League | Hilo, Hawaii | 1961 | |
| Otte | Glen | Wayne American Little League | Wayne, N.J. | 1970 | |
| Otterlei | William | Pearl Harbor Little League | Honolulu, Hawaii | 1960 | |
| Otto | Dennis | National Optimist Little League | Nashville, Tenn. | 1970 | |
| Otus | Stephen | San Ramon Valley Little League | Danville, Calif. | 1991 | |
| Ou | Chin | Kuei-Shan Little League | Taoyuan, Chinese Taipei | 2009 | |
| Ouellette | Doug | Glanbrook Little League | Binbrook, Ontario | 1985 | |
| Oullet | Stephane | Sherbrooke Fleurimont Little League | Sherbrooke, Quebec | 1983 | |
| Overstreet | Barry | Southport Little League | Southport, Indiana | 1984 | |
| Overstrom | Evar | Corning Little League | Corning, N.Y. | 1949 | |
| Overton | Matt | East Boynton Beach LL | East Boynton Beach, Fla. | 2003 | |
| Owen | William | Arabian American Little League | Dharan, Saudi Arabia | 1998 | |
| Owen | Alex | Hastings Little League | Vancouver, B.C. | 2009 | |
| Owen | Mike | South Lexington Little League | Lexington, Kentucky | 1978 | |
| Owens | Wayne | National Little League | Gadsden, Alabama | 1959 | |
| Owens | Tommy | West Auburn Little League | Auburn, Calif. | 1959 | |
| Owens | Mike | International Little League | Tucson, Ariz. | 1986 | |
| Owens | Kevin | Morristown American Little League | Morristown, Tenn. | 1987 | |
| Owens | Kevin | Manatee G.T. Bray East Little League | Bradenton, Fla. | 1997 | |
| Owens | Kenneth | National Little League | Hagerstown, Maryland | 1968 | |
| Owens | Crenshaw | George Rogers Clark Little League | Jeffersonville, Indiana | 1965 | |
| Owens | Mitchell | Owensboro Southern Little League | Owensboro, Kentucky | 2005 | |
| Owens | Heath | Phenix City National Little League | Phenix City, Alabama | 1999 | |
| Owens | Clayton | Sarasota American Little League | Sarasota, Fla. | 1986 | |
| Ozawa | Takashi | Musashi Fuchu Little League | Fuchu, Tokyo, Japan | 2000 | |
| Ozeki | Takumi | Edogawa Minami Little League | Tokyo, Japan | 2008 |