| 19 | Ruben Amaro | SS-1B | MLB | 5-11 | 170 | Right | Right | 1/6/1936 | 22 | Veracruz,Mexico | | UDFA | | |
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| 27 | Frank Barnes | P | MLB | 6-0 | 170 | Right | Right | 8/26/1928 | 29 | Longwood,Mississippi | | UDFA | | |
| 3 | Don Blasingame | 2B | MLB | 5-10 | 165 | Left | Right | 3/16/1932 | 26 | Corinth,Mississippi | | UDFA | | |
| 14 | Ken Boyer | 3B-1B | MLB | 6-2 | 200 | Right | Right | 5/20/1931 | 27 | Liberty,Missouri | | UDFA | | |
| 37 | Jim Brosnan | P | MLB | 6-4 | 210 | Right | Right | 10/24/1929 | 28 | Cincinnati,Ohio | | UDFA | | |
| 11 | Ellis Burton | OF | MLB | 5-11 | 165 | Both | Right | 8/12/1936 | 21 | Los Angeles,California | | UDFA | | |
| 27 | Nelson Chittum | P | MLB | 6-1 | 180 | Right | Right | 3/25/1933 | 25 | Harrisonburg,Virginia | | UDFA | | |
| 22 | Phil Clark | P | MLB | 6-3 | 210 | Right | Right | 10/3/1932 | 25 | Albany,Georgia | | UDFA | | |
| 28 | Joe Cunningham | 1B | MLB | 6-1 | 190 | Left | Left | 8/27/1931 | 26 | Paterson,New Jersey | | UDFA | | |
| 11 | Alvin Dark | SS-3B | MLB | 5-11 | 185 | Right | Right | 1/7/1922 | 36 | Comanche,Oklahoma | | UDFA | | |
| 7 | Del Ennis | OF | MLB | 6-0 | 195 | Right | Right | 6/8/1925 | 33 | Philadelphia,Pennsylvania | | UDFA | | |
| 44 | Tom Flanigan | P | MLB | 6-3 | 175 | Right | Left | 9/6/1934 | 23 | Cincinnati,Ohio | | UDFA | | |
| 42 | Curt Flood | OF | MLB | 5-9 | 165 | Right | Right | 1/18/1938 | 20 | Houston,Texas | | UDFA | | |
| 24 | Gene Freese | 3B | MLB | 5-11 | 175 | Right | Right | 1/8/1934 | 24 | Wheeling,West Virginia | | UDFA | | |
| 12 | Gene Green | C-OF | MLB | 6-2 | 205 | Right | Right | 6/26/1933 | 25 | Los Angeles,California | | UDFA | | |
| 39 | Larry Jackson | P | MLB | 6-2 | 190 | Right | Right | 6/2/1931 | 27 | Nampa,Idaho | | UDFA | | |
| 23 | Sam Jones | P | MLB | 6-4 | 200 | Right | Right | 12/14/1925 | 32 | Stewartsville,Ohio | | UDFA | | |
| 10 | Eddie Kasko | SS-3B | MLB | 6-0 | 180 | Right | Right | 6/27/1932 | 26 | Linden,New Jersey | | UDFA | | |
| 21 | Ray Katt | C | MLB | 6-2 | 200 | Right | Right | 5/9/1927 | 31 | New Braunfels,Texas | | UDFA | | |
| 16 | Hobie Landrith | C | MLB | 5-10 | 170 | Left | Right | 3/16/1930 | 28 | Decatur,Illinois | | UDFA | | |
| 32 | Bob Mabe | P | MLB | 5-11 | 165 | Right | Right | 10/8/1929 | 28 | Danville,Virginia | | UDFA | | |
| 43 | Sal Maglie | P | MLB | 6-2 | 180 | Right | Right | 4/26/1917 | 41 | Niagara Falls,New York | | UDFA | | |
| 25 | Morrie Martin | P | MLB | 6-0 | 180 | Left | Left | 9/3/1922 | 35 | Dixon,Missouri | | UDFA | | |
| 41 | Lindy McDaniel | P | MLB | 6-3 | 195 | Right | Right | 12/13/1935 | 22 | Hollis,Oklahoma | 1958 | UDFA | | STL |
| 45 | Von McDaniel | P | MLB | 6-2 | 180 | Right | Right | 4/18/1939 | 19 | Hollis,Oklahoma | | UDFA | | |
| 17 | Vinegar Bend Mizell | P | MLB | 6-3 | 205 | Right | Left | 8/13/1930 | 27 | Vinegar Bend,Alabama | | UDFA | | |
| 20 | Wally Moon | OF | MLB | 6-0 | 175 | Left | Right | 4/3/1930 | 28 | Bay,Arkansas | | UDFA | | |
| 22 | Billy Muffett | P | MLB | 6-1 | 198 | Right | Right | 9/21/1930 | 27 | Hammond,Indiana | | UDFA | | |
| 6 | Stan Musial | OF-1B | MLB | 6-0 | 175 | Left | Left | 11/21/1920 | 37 | Donora,Pennsylvania | | UDFA | | |
| 8 | Irv Noren | OF | MLB | 6-0 | 190 | Left | Left | 11/29/1924 | 33 | Jamestown,New York | | UDFA | | |
| 19 | Johnny O'Brien | 2B | MLB | 5-9 | 170 | Right | Right | 12/11/1930 | 27 | South Amboy,New Jersey | | UDFA | | |
| 44 | Phil Paine | P | MLB | 6-2 | 181 | Right | Right | 6/8/1930 | 28 | Chepachet,Rhode Island | | UDFA | | |
| 19 | Dick Schofield | SS-2B | MLB | 5-9 | 165 | Both | Right | 1/7/1935 | 23 | Springfield,Illinois | | UDFA | | |
| 30 | Bill Smith | P | MLB | 6-0 | 190 | Left | Left | 6/8/1934 | 24 | Washington,DC | | UDFA | | |
| 15 | Bobby Gene Smith | OF | MLB | 5-11 | 185 | Right | Right | 5/28/1934 | 24 | Hood River,Oregon | | UDFA | | |
| 18 | Hal Smith | C | MLB | 5-11 | 189 | Right | Right | 6/1/1931 | 27 | Barling,Arkansas | | UDFA | | |
| 38 | Chuck Stobbs | P | MLB | 6-1 | 185 | Left | Left | 7/2/1929 | 28 | Wheeling,West Virginia | | UDFA | | |
| 19 | Lee Tate | SS | MLB | 5-10 | 165 | Right | Right | 3/18/1932 | 26 | Black Rock,Arkansas | | UDFA | | |
| 21 | Joe Taylor | OF | MLB | 6-1 | 185 | Right | Right | 3/2/1926 | 32 | Chapman,Alabama | | UDFA | | |
| 24 | Benny Valenzuela | 3B | MLB | 5-10 | 175 | Right | Right | 6/2/1933 | 25 | Los Mochis,Mexico | | UDFA | | |
| 37 | Herm Wehmeier | P | MLB | 6-2 | 200 | Right | Right | 2/18/1927 | 31 | Cincinnati,Ohio | | UDFA | | |
| 45 | Bill Wight | P | MLB | 6-1 | 180 | Left | Left | 4/12/1922 | 36 | Rio Vista,California | | UDFA | | |