| Home | Teams and Players | Homerun Kings | Top Salaries | Top RBIs | Hall of Fame |
| First Name | Last Name | Given Name | Birth Year | Birth Month | Birth Day | Birth City | Birth Country | Height | Weight | Age | Bats | Throws |
| Fred | Pfeffer | Nathaniel Frederick | 1860 | 3 | 17 | Louisville | USA | 70 | 184 | 72 | R | R |
| Year | Team | AB | HR | RBI | BA |
|---|---|---|---|---|---|
| 1882 | Troy Trojans | 330 | 1 | 43 | 0.2182 |
| 1883 | Chicago White Stockings | 371 | 1 | 45 | 0.2345 |
| 1884 | Chicago White Stockings | 467 | 25 | 101 | 0.2891 |
| 1885 | Chicago White Stockings | 469 | 5 | 73 | 0.2409 |
| 1886 | Chicago White Stockings | 474 | 7 | 95 | 0.2637 |
| 1887 | Chicago White Stockings | 479 | 16 | 89 | 0.2777 |
| 1888 | Chicago White Stockings | 517 | 8 | 57 | 0.2495 |
| 1889 | Chicago White Stockings | 531 | 7 | 77 | 0.2279 |
| 1890 | Chicago Pirates | 499 | 5 | 80 | 0.2565 |
| 1891 | Chicago Colts | 498 | 7 | 77 | 0.2470 |
| 1892 | Louisville Colonels | 470 | 2 | 76 | 0.2574 |
| 1893 | Louisville Colonels | 508 | 3 | 75 | 0.2539 |
| 1894 | Louisville Colonels | 409 | 5 | 59 | 0.3081 |
| 1895 | Louisville Colonels | 45 | 0 | 5 | 0.2889 |
| 1896 | Chicago Colts | 360 | 2 | 52 | 0.2444 |
| 1896 | New York Giants | 14 | 0 | 4 | 0.1429 |
| 1897 | Chicago Colts | 114 | 0 | 11 | 0.2281 |
| Year | Team | W | L | G | SHO |
|---|---|---|---|---|---|
| 1882 | Troy Trojans | 0 | 0 | 0 | 0 |
| 1883 | Chicago White Stockings | 0 | 0 | 0 | 0 |
| 1884 | Chicago White Stockings | 0 | 0 | 1 | 0 |
| 1885 | Chicago White Stockings | 2 | 1 | 5 | 0 |
| 1886 | Chicago White Stockings | 0 | 0 | 0 | 0 |
| 1887 | Chicago White Stockings | 0 | 0 | 0 | 0 |
| 1888 | Chicago White Stockings | 0 | 0 | 0 | 0 |
| 1889 | Chicago White Stockings | 0 | 0 | 0 | 0 |
| 1890 | Chicago Pirates | 0 | 0 | 0 | 0 |
| 1891 | Chicago Colts | 0 | 0 | 0 | 0 |
| 1892 | Louisville Colonels | 0 | 0 | 1 | 0 |
| 1893 | Louisville Colonels | 0 | 0 | 0 | 0 |
| 1894 | Louisville Colonels | 0 | 0 | 1 | 0 |
| 1895 | Louisville Colonels | 0 | 0 | 0 | 0 |
| 1896 | Chicago Colts | 0 | 0 | 0 | 0 |
| 1896 | New York Giants | 0 | 0 | 0 | 0 |
| 1897 | Chicago Colts | 0 | 0 | 0 | 0 |
| Year | Team | POS | E | DP | A |
|---|---|---|---|---|---|
| 1882 | Troy Trojans | 2B | 3 | 0 | 6 |
| 1882 | Troy Trojans | SS | 73 | 35 | 276 |
| 1883 | Chicago White Stockings | 1B | 0 | 1 | 0 |
| 1883 | Chicago White Stockings | 2B | 67 | 49 | 264 |
| 1883 | Chicago White Stockings | 3B | 0 | 0 | 1 |
| 1883 | Chicago White Stockings | SS | 19 | 6 | 63 |
| 1884 | Chicago White Stockings | 2B | 88 | 85 | 422 |
| 1884 | Chicago White Stockings | P | 0 | 0 | 0 |
| 1885 | Chicago White Stockings | 2B | 86 | 66 | 391 |
| 1885 | Chicago White Stockings | OF | 0 | 0 | 0 |
| 1885 | Chicago White Stockings | P | 0 | 0 | 6 |
| 1886 | Chicago White Stockings | 1B | 0 | 0 | 0 |
| 1886 | Chicago White Stockings | 2B | 73 | 66 | 340 |
| 1887 | Chicago White Stockings | 2B | 72 | 68 | 402 |
| 1887 | Chicago White Stockings | OF | 0 | 0 | 0 |
| 1888 | Chicago White Stockings | 2B | 65 | 78 | 457 |
| 1889 | Chicago White Stockings | 2B | 56 | 69 | 483 |
| 1890 | Chicago Pirates | 2B | 76 | 73 | 387 |
| 1891 | Chicago Colts | 2B | 77 | 78 | 474 |
| 1892 | Louisville Colonels | 1B | 6 | 3 | 4 |
| 1892 | Louisville Colonels | 2B | 50 | 72 | 377 |
| 1892 | Louisville Colonels | P | 0 | 0 | 1 |
| 1893 | Louisville Colonels | 2B | 49 | 74 | 398 |
| 1894 | Louisville Colonels | 2B | 36 | 58 | 284 |
| 1894 | Louisville Colonels | P | 0 | 0 | 0 |
| 1894 | Louisville Colonels | SS | 12 | 9 | 56 |
| 1895 | Louisville Colonels | 1B | 3 | 1 | 1 |
| 1895 | Louisville Colonels | 2B | 1 | 2 | 9 |
| 1895 | Louisville Colonels | SS | 8 | 3 | 12 |
| 1896 | Chicago Colts | 2B | 30 | 43 | 307 |
| 1896 | New York Giants | 2B | 6 | 0 | 10 |
| 1897 | Chicago Colts | 2B | 22 | 12 | 93 |