| - | Theodore Aceto | IF | A | 6-1 | 177 | Right | Right | | - | | 1989 | UDFA | | NYM |
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| - | Kevin Baez | SS | MLB | 6-0 | 160 | Right | Right | 1/10/1967 | 22 | Brooklyn,New York | 1988 | 7 | 182 | NYM |
| - | Archie Corbin | P | MLB | 6-4 | 190 | Right | Right | 12/30/1967 | 21 | Beaumont,Texas | 1986 | 16 | 414 | NYM |
| - | Chris Dorn | P | AAA | 6-1 | 195 | Right | Right | 3/22/1968 | 21 | Houston,Texas | 1988 | UDFA | | NYM |
| - | Tom Fine | P | A+ | | | | | | - | | 1986 | 5 | 108 | SF |
| - | Kenley Graves | OF-2B | A | 5-10 | 165 | Right | Right | | - | | 1985 | 28 | 717 | PHI |
| - | Franklyn Harris | C | A+ | 6-3 | 215 | Right | Right | 1968 | 21 | | 1987 | 24 | 608 | CHW |
| - | James Harris | 1B | A+ | 6-1 | 204 | Right | Right | 12/29/1970 | 18 | Columbia,South Carolina | 1988 | 45 | 1160 | NYM |
| - | Chris Hill | P | AAA | 6-0 | 177 | Left | Left | 4/13/1969 | 20 | Duncanville,Texas | 1987 | 42 | 1057 | NYM |
| 42 | Eric Hillman | P | MLB | 6-10 | 225 | Left | Left | 4/27/1966 | 23 | Gary,Indiana | 1987 | 16 | 419 | NYM |
| - | Tim Howard | 2B | AAA | 5-10 | 155 | Left | Right | 6/2/1969 | 20 | Brawley,California | 1988 | 5 | 130 | NYM |
| - | Todd Hundley | C | MLB | 5-11 | 199 | Both | Right | 5/27/1969 | 20 | Martinsville,Virginia | 1987 | 2 | 39 | NYM |
| - | Alex Jimenez | 1B | AAA | 6-1 | 174 | Left | Left | 3/8/1967 | 22 | Miami,Florida | 1986 | 9 | 218 | OAK |
| 12 | David Joiner | 3B-OF | AA | 6-1 | 180 | Right | Right | 9/30/1964 | 24 | Hopkinsville,Kentucky | 1987 | 37 | 955 | NYM |
| - | Rob Lemle | OF | A | 6-0 | 175 | Right | Right | 10/7/1967 | 21 | Compton,California | 1985 | 3 | 74 | NYM |
| - | Samuel Maisonueve | 2B | A | 5-8 | 160 | Left | Right | 1967 | 22 | | 1989 | UDFA | | NYM |
| - | Lee May | OF-1B | AAA | 6-1 | 177 | Both | Right | 5/30/1968 | 21 | Cincinnati,Ohio | 1986 | 1 | 21 | NYM |
| - | Jim Morrisette | OF | AA | 5-10 | 198 | Right | Right | 3/4/1968 | 21 | Fairhope,Alabama | 1986 | 3 | 76 | NYM |
| - | Steve Newton | P | A+ | 6-2 | 170 | Right | Right | 5/10/1966 | 23 | Milton,Florida | 1986 | UDFA | | NYM |
| - | Mike Noelke | 2B | A+ | 6-0 | 180 | Right | Right | 12/15/1966 | 22 | LaCrosse,Wisconsin | 1988 | 18 | 468 | NYM |
| - | Bob Olah | 1B | A+ | 6-5 | 220 | Right | Right | 5/21/1968 | 21 | Bridgeport,Connecticut | 1986 | 28 | 702 | NYM |
| 27 | Vladimir Perez | P | AA | 6-1 | 180 | Right | Right | 3/8/1969 | 20 | Nigua,Dominican Republic | 1987 | UDFA | | PHI |
| - | Steve Piskor | C | A | 6-0 | 205 | Right | Right | | - | | 1986 | 6 | 154 | NYM |
| - | Radhames Polanco | 3B | A+ | 6-0 | 170 | Right | Right | 9/15/1966 | 22 | Nagua,Dominican Republic | 1985 | UDFA | | NYM |
| 34 | Andy Reich | P | AA | 6-3 | 185 | Right | Right | 1/25/1969 | 20 | Raleigh,North Carolina | 1988 | 16 | 416 | NYM |
| - | Bryan Rogers | P | AAA | 5-11 | 170 | Right | Right | 10/30/1967 | 21 | Hollister,California | 1988 | 39 | 1013 | NYM |
| - | Doug Saunders | 2B | MLB | 6-0 | 172 | Right | Right | 12/13/1969 | 19 | Yorba Linda,California | 1988 | 3 | 79 | NYM |
| 41 | Pete Schourek | P | MLB | 6-5 | 220 | Left | Left | 5/10/1969 | 20 | Austin,Texas | 1987 | 2 | 56 | NYM |
| - | Jim Tesmer | OF | A | 6-1 | 190 | Right | Right | 12/26/1966 | 22 | Milwaukee,Wisconsin | 1987 | 6 | 160 | NYM |
| - | Julian Vasquez | P | AAA | 6-3 | 185 | Right | Right | 5/24/1968 | 21 | Puerto Plata,Dominican Republic | 1987 | UDFA | | NYM |
| 22 | Lonnie Walker | OF | A | 5-10 | 200 | Right | Right | 1/17/1966 | 23 | Houston,Texas | 1987 | 29 | 757 | NYM |
| 39 | John Wenrick | P | A+ | 6-2 | 210 | Left | Right | 2/7/1967 | 22 | Norwalk,California | 1986 | 4 | 81 | TEX |
| - | Derrick Young | OF | A+ | 6-0 | 185 | Right | Right | 4/10/1968 | 21 | Seattle,Washington | 1987 | 12 | 315 | NYM |
| - | Vince Zawaski | | A+ | | | | | | - | | 1988 | UDFA | | NYM |