| - | David Agado | P | A- | 6-1 | 190 | Right | Right | 4/2/1968 | 22 | Corpus Christi,Texas | 1989 | 27 | 688 | PHI |
|
| - | Chad Anderson | P | A | 6-3 | 220 | Right | Right | 4/9/1972 | 18 | Roseburg,Oregon | 1990 | 12 | 310 | PHI |
| - | Bruce Badacour | P | RK | 6-3 | 205 | Right | Right | 5/20/1968 | 22 | Chattanooga,Tennessee | 1990 | UDFA | | PHI |
| - | Gary Bennett | C | MLB | 6-0 | 208 | Right | Right | 4/17/1972 | 18 | Waukegan,Illinois | 1990 | 11 | 284 | PHI |
| - | Jeff Borges | SS | RK | | | | | | - | | 1975 | 28 | 624 | STL |
| - | William Carmona | P | A+ | 6-2 | 198 | Right | Right | 6/20/1972 | 18 | La Victoria,Venezuela | 1989 | UDFA | | PHI |
| - | Paul Carson | OF | RK | 6-3 | 210 | Right | Right | 4/2/1971 | 19 | Seattle,Washington | 1989 | 9 | 220 | PHI |
| - | Darren Cooper | P | RK | 6-3 | 200 | Right | Right | 6/12/1967 | 23 | Yakima,Washington | 1990 | UDFA | | PHI |
| - | David Croak | | RK | | | | | | - | | 1990 | UDFA | | PHI |
| - | Ray Domecq | P | A | 6-2 | 195 | Right | Right | 8/5/1967 | 22 | Lewiston,Idaho | 1990 | UDFA | | PHI |
| - | Mike Farmer | P | MLB | 6-1 | 193 | Both | Left | 7/3/1968 | 21 | Gary,Indiana | 1990 | UDFA | | PHI |
| - | Lamar Foster | 3B | A- | 6-4 | 230 | Left | Right | 1/26/1971 | 19 | Centreville,Alabama | 1989 | 3 | 64 | PHI |
| 26 | Pete Freeman | C-1B | A | 6-2 | 190 | Left | Left | 8/5/1965 | 24 | | 1987 | 21 | 527 | PIT |
| - | Antonio Grissom | OF | AA | 6-1 | 195 | Right | Right | 1/11/1970 | 20 | Red Oak,Georgia | 1990 | 19 | 492 | PHI |
| - | Darren Hedley | OF | RK | | | | | | - | | 1990 | 18 | 466 | PHI |
| - | Bil Higgins | P | RK | | | | | | - | | 1990 | 36 | 933 | PHI |
| - | Maurice Hines | 1B | RK | | | | | | - | | 1990 | 17 | 440 | PHI |
| - | Robert Kamerschen | | RK | | | | | | - | | 1990 | UDFA | | PHI |
| - | Gary Lance | P | RK | 6-2 | 165 | Right | Right | 7/17/1970 | 19 | Sacramento,California | 1990 | 29 | 752 | PHI |
| - | Danny Larson | OF | A+ | 6-2 | 195 | Left | Left | 1/24/1972 | 18 | Van Nuys,California | 1990 | 3 | 76 | PHI |
| 2 | Mike Lieberthal | C | MLB | 6-0 | 190 | Right | Right | 1/18/1972 | 18 | Glendale,California | 1990 | 1 | 3 | PHI |
| - | Facaner Medina | | A+ | | | | | | - | | 1989 | UDFA | | PHI |
| - | Patricio Medina | | RK | | | | | | - | | 1990 | UDFA | | PHI |
| - | Rick Meyer | 3B | A+ | 6-3 | 200 | Right | Right | 3/30/1970 | 20 | Seymour,Indiana | 1989 | UDFA | | PHI |
| 21 | J.J. Munoz | P | AAA | 6-1 | 175 | Left | Left | 11/1/1967 | 22 | Mesquite,Texas | 1990 | UDFA | | PHI |
| 15 | Mike Murphy | OF | AAA | 6-2 | 180 | Right | Right | 1/23/1972 | 18 | Murray,Utah | 1990 | 6 | 154 | PHI |
| - | Jorge Pascual | 2B-3B | RK | 5-11 | 175 | Right | Right | 12/10/1970 | 19 | | 1990 | 10 | 258 | PHI |
| - | Porfirio Pena | C | A- | 5-10 | 178 | Right | Right | 1/9/1972 | 18 | Bani,Dominican Republic | 1990 | UDFA | | PHI |
| 11 | Francisco Rosario | | RK | | | | | | - | | 1990 | UDFA | | PHI |
| - | Terrance Tewell | OF | A+ | | | | | | - | | 1989 | 51 | 1279 | PHI |
| - | Winston Wheeler | P | RK | 6-0 | 180 | Right | Right | 2/5/1968 | 22 | Tampa,Florida | 1990 | UDFA | | PHI |