 |
|
|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
|---|---|---|---|---|---|---|---|---|---|
| Derek O'Brien | 1902-1904 | .246 | 0 | 32 | 0 | 0 | 0 | 0.00 | 0 |
| Arlen O'Sullivan | 1906-1914 | .284 | 4 | 326 | 0 | 0 | 0 | 0.00 | 0 |
| Jesús Ocampo | 1904-1914 | .275 | 6 | 207 | 0 | 0 | 0 | 0.00 | 0 |
| Almandeto Ocasio | 1906-1914 | .249 | 6 | 226 | 0 | 0 | 0 | 0.00 | 0 |
| Nereo Ocasio | 1905-1905 | .000 | 0 | 0 | 1 | 0 | 0 | 0.00 | 4 |
| Alberto Ochoa | 1901-1903 | .236 | 0 | 8 | 0 | 0 | 0 | 0.00 | 0 |
| Leovigildo Ochoa | 1906-1914 | .222 | 4 | 259 | 0 | 0 | 0 | 0.00 | 0 |
| Matías Ochoa | 1905-1914 | .142 | 0 | 13 | 42 | 49 | 4 | 3.21 | 433 |
| Quirino Ochoa | 1904-1905 | .313 | 1 | 98 | 0 | 0 | 0 | 0.00 | 0 |
| Rodrigo Ochoa | 1904-1905 | .062 | 0 | 0 | 2 | 5 | 3 | 2.69 | 18 |
| Ronaldo Ochoa | 1911-1914 | .278 | 3 | 113 | 0 | 0 | 0 | 0.00 | 0 |
| Vladik Ofitserov | 1911-1914 | .222 | 0 | 11 | 42 | 45 | 0 | 2.71 | 430 |
| Premislao Olguín | 1911-1914 | .228 | 11 | 60 | 0 | 0 | 0 | 0.00 | 0 |
| Mario Ollervides | 1901-1901 | .151 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Roano Ontiveros | 1901-1913 | .237 | 12 | 244 | 0 | 0 | 0 | 0.00 | 0 |
| José Oquendo | 1901-1901 | .500 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 |
| Juan Oquendo | 1903-1903 | .244 | 0 | 2 | 7 | 6 | 0 | 3.04 | 23 |
| Eliseo Orellano | 1901-1901 | .286 | 0 | 0 | 0 | 0 | 0 | 1.88 | 5 |
| Sócrates Orosco | 1911-1911 | .224 | 0 | 1 | 8 | 7 | 0 | 2.73 | 43 |
| Héctor Orozco | 1901-1902 | .201 | 2 | 21 | 0 | 0 | 0 | 0.00 | 0 |
| Romualdo Orozco | 1912-1912 | .222 | 0 | 0 | 1 | 1 | 0 | 3.81 | 8 |
| Riordan Orr | 1902-1904 | .197 | 0 | 5 | 0 | 0 | 0 | 0.00 | 0 |
| Gustavo Ortega | 1905-1914 | .312 | 9 | 542 | 0 | 0 | 0 | 0.00 | 0 |
| Ángel Ortega | 1908-1914 | .179 | 0 | 33 | 60 | 61 | 0 | 2.87 | 443 |
| Ascanio Ortiz | 1901-1901 | .271 | 0 | 5 | 0 | 0 | 0 | 0.00 | 0 |
| Belasco Ortiz | 1905-1914 | .051 | 0 | 4 | 22 | 28 | 48 | 2.55 | 192 |
| Carlos Ortiz | 1901-1904 | .126 | 1 | 9 | 27 | 36 | 0 | 3.28 | 156 |
| Cipriano Ortiz | 1903-1912 | .239 | 14 | 304 | 0 | 0 | 0 | 0.00 | 0 |
| Ernesto Ortiz | 1902-1903 | .243 | 0 | 28 | 0 | 0 | 0 | 0.00 | 0 |
| Florencio Ortiz | 1901-1909 | .208 | 2 | 235 | 0 | 0 | 0 | 0.00 | 0 |
| Player | From-To | Avg | HR | RBI | W | L | SV | ERA | K |
| Francisco Ortiz | 1904-1904 | .182 | 0 | 1 | 7 | 11 | 0 | 3.08 | 63 |
| Hefesto Ortiz | 1905-1905 | .209 | 0 | 3 | 0 | 0 | 0 | 0.00 | 0 |
| Helio Ortiz | 1912-1914 | .222 | 1 | 26 | 0 | 0 | 0 | 0.00 | 0 |
| Juan María Ortiz | 1901-1905 | .240 | 4 | 148 | 0 | 0 | 0 | 0.00 | 0 |
| Marco Ortiz | 1901-1902 | .238 | 0 | 9 | 9 | 17 | 0 | 3.83 | 46 |
| Roberto Ortiz | 1907-1910 | .170 | 0 | 4 | 0 | 0 | 0 | 0.00 | 0 |
| Rubén Ortiz | 1901-1904 | .240 | 1 | 50 | 0 | 0 | 0 | 0.00 | 0 |
| Vicente Ortiz | 1901-1902 | .223 | 0 | 18 | 0 | 0 | 0 | 0.00 | 0 |
| Telamón Ospina | 1901-1909 | .252 | 1 | 92 | 0 | 0 | 0 | 0.00 | 0 |
| Remigio Ospino | 1908-1914 | .303 | 0 | 11 | 0 | 0 | 0 | 0.00 | 0 |
| Mackenzie Owen | 1903-1904 | .205 | 2 | 43 | 0 | 0 | 0 | 0.00 | 0 |
| Christopher Owens | 1903-1904 | .130 | 0 | 4 | 12 | 16 | 0 | 3.16 | 51 |
