| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary | | Jackson, Arnold | SP | Free Agent | 24 | 07/25/1863 | Dale City | USA | Right | Right | 6' 4" | 180 lbs | - | | Jackson, Paul | SP | Cleveland Clippers | 26 | 09/20/1861 | Winchester | USA | Right | Right | 5' 9" | 185 lbs | $310 | | James, Will | SP | Free Agent | 25 | 02/24/1862 | New York | USA | Right | Right | 6' 0" | 205 lbs | $350 | | Jardine, Dan | C | Washington Federals | 31 | 06/26/1856 | Trenton | USA | Right | Right | 6' 0" | 130 lbs | $250 | | Jenkins, Bob | C | Washington Federals | 24 | 12/22/1862 | East Brookfield | USA | Right | Right | 6' 1" | 150 lbs | $250 | | Johnson, Ed | 1B | New York Barons | 32 | 02/19/1855 | New York | USA | Right | Right | 6' 0" | 155 lbs | $390 | | Johnson, Ezra | C | Toronto Provincials | 32 | 09/27/1855 | St. Thomas | CAN | Right | Right | 5' 10" | 185 lbs | $250 | | Johnson, Roland | SS | New York Excelsiors | 24 | 12/11/1862 | Baltimore | USA | Right | Right | 6' 0" | 190 lbs | $250 | | Johnston, Curt | LF | New York Excelsiors | 35 | 04/30/1852 | Green Haven | USA | Right | Right | 5' 11" | 200 lbs | $360 | | Judd, Dick | CF | New York Excelsiors | 22 | 10/30/1864 | Philadelphia | USA | Right | Right | 6' 0" | 175 lbs | $240 | |