| - | Robert Adkins | P | A+ | 6-4 | 205 | Right | Right | | - | | 1980 | 7 | 179 | PIT |
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| - | Rafael Belliard | SS | MLB | 5-6 | 160 | Right | Right | 10/24/1961 | 19 | Pueblo Nuevo,Dominican Republic | 1980 | UDFA | | PIT |
| - | Geronimo Blanco | | AA | | | | | | - | | 1981 | UDFA | | PIT |
| - | Tim Burke | P | MLB | 6-3 | 205 | Right | Right | 2/19/1959 | 22 | Omaha,Nebraska | 1980 | 2 | 49 | PIT |
| - | Jeff Burton | OF | AAA | 6-0 | 185 | Right | Right | 1958 | 23 | | 1980 | 19 | 479 | CHC |
| - | Crucito Carvajal | P | AA | 6-0 | 160 | Right | Right | 1957 | 24 | | 1979 | UDFA | | PIT |
| - | Phillip Cyburt | P | AA | 6-2 | 180 | Left | Left | | - | Brea,California | 1977 | 10 | 252 | PIT |
| - | Bienvenido De La Rosa | OF | AA | 5-10 | 160 | Left | Left | 1958 | 23 | | 1978 | UDFA | | PIT |
| - | Lance Dodd | P | A+ | 6-5 | 216 | Right | Right | | - | Columbia,Maryland | 1977 | 3 | 70 | PIT |
| - | Jim Felt | OF | A+ | 6-0 | 175 | Right | Right | 11/17/1958 | 22 | Snellville,Georgia | 1979 | 14 | 354 | PIT |
| - | Joseph Fiori | 2B-3B | A+ | 6-0 | 170 | Right | Right | | - | | 1979 | UDFA | | CHC |
| - | Ken Ford | C | AAA | 5-11 | 191 | Right | Right | 2/21/1958 | 23 | Rhine,Georgia | 1979 | 10 | 250 | PIT |
| - | Brad Garnett | 1B | A+ | | | | | | - | | 1978 | 1 | 19 | PIT |
| - | Peter Hamner | P | AA | 6-3 | 185 | Right | Right | 1956 | 25 | | 1978 | UDFA | | NYM |
| - | Paul Hollins | OF | AA | 6-2 | 225 | Left | Right | 4/3/1959 | 22 | Buffalo,New York | 1981 | UDFA | | PIT |
| - | Ray Jablonski | C | A+ | | | Right | Left | | - | | 1980 | 7 | 173 | PIT |
| - | Michael Johnson | P | AA | | | | | | - | | 1979 | 11 | 276 | PIT |
| - | Kerry Keenan | P | AA | 6-7 | 205 | Right | Right | 10/16/1955 | 25 | Greensburg,Pennsylvania | 1978 | UDFA | | TEX |
| - | Ray Krawczyk | P | MLB | 6-1 | 186 | Right | Right | 10/9/1959 | 21 | Pittsburgh,Pennsylvania | 1981 | 1 | 4 | PIT |
| - | Scott Kuvinka | 3B-C | A+ | 6-3 | 190 | Right | Right | 1958 | 23 | Aliquippa,Pennsylvania | 1979 | 3 | 68 | PIT |
| - | Richard Leggatt | P | AAA | 6-2 | 190 | Left | Right | 5/26/1959 | 22 | Chatham,New Brunswick | 1979 | UDFA | | PIT |
| - | Thomas Masterson | C | A+ | 6-0 | 190 | Right | Right | 1960 | 21 | | 1981 | UDFA | | PIT |
| - | Alec McCullock | P | AA | 6-7 | 250 | Right | Right | 4/9/1959 | 22 | Alexandria,Virginia | 1980 | UDFA | | PIT |
| - | Conner McGehee | OF | AA | | | | | | - | | 1979 | 5 | 120 | PIT |
| - | Bob Miscik | IF | AAA | 6-0 | 190 | Right | Right | 5/16/1958 | 23 | | 1980 | UDFA | | PIT |
| - | Chuck Powell | P | A+ | 6-0 | 175 | Right | Left | 10/18/1959 | 21 | Fullerton,California | 1977 | 7 | 174 | PIT |
| - | Mike Quade | OF | AA | 6-0 | 182 | Right | Right | 3/12/1957 | 24 | Evanston,Illinois | 1979 | 22 | 560 | PIT |
| - | Art Ray | P | AA | 6-0 | 180 | Right | Right | | - | | 1979 | 9 | 224 | PIT |
| - | Frank Ricelli | | AA | | | | | | - | | 1981 | UDFA | | PIT |
| - | Robert Rock | P | AA | 5-11 | 175 | Right | Right | 1958 | 23 | Alexandria,Virginia | 1976 | 8 | 189 | PIT |
| - | Angel Rodriguez | | A+ | | | | | | - | | 1979 | UDFA | | PIT |
| - | John Schaive | 1B | AA | 6-4 | 190 | Right | Right | 1958 | 23 | | 1980 | UDFA | | PIT |
| - | Andrew Snaith | 2B | A+ | 6-1 | 185 | Right | Right | | - | Fort Walton Beach,Florida | 1979 | 8 | 198 | PIT |
| - | Calvin Swoope | C | AA | 6-0 | 185 | Right | Right | 1957 | 24 | Norfolk,Virginia | 1976 | 10 | 235 | LAD |
| - | Johnny Taylor | P | AAA | 5-11 | 195 | Right | Left | 7/19/1958 | 22 | Decherd,Tennessee | 1978 | UDFA | | PIT |
| - | Mike Zamba | P | AA | 6-2 | 190 | Right | Right | 1/2/1959 | 22 | | 1981 | 6 | 143 | PIT |
| - | Jeff Zaske | P | MLB | 6-5 | 180 | Right | Right | 10/6/1960 | 20 | Seattle,Washington | 1978 | 27 | 642 | PIT |