| 7 | Jerry Adair | 2B-SS | MLB | 6-0 | 175 | Right | Right | 12/17/1936 | 23 | Sand Springs,Oklahoma | | UDFA | | |
|
| 18 | John Anderson | P | MLB | 6-1 | 190 | Right | Right | 11/23/1932 | 27 | St. Paul,Minnesota | | UDFA | | |
| 29,59 | Steve Barber | P | MLB | 6-0 | 200 | Left | Left | 2/22/1938 | 22 | Takoma Park,Maryland | 1957 | UDFA | | BAL |
| 44 | Ray Barker | 1B | MLB | 6-0 | 192 | Left | Right | 3/12/1936 | 24 | Martinsburg,West Virginia | | UDFA | | |
| 9 | Bob Boyd | 1B | MLB | 5-10 | 170 | Left | Left | 10/1/1925 | 34 | Potts Camp,Mississippi | | UDFA | | |
| 7,25 | Jackie Brandt | OF | MLB | 5-11 | 170 | Right | Right | 4/28/1934 | 26 | Omaha,Nebraska | | UDFA | | |
| 1,16 | Marv Breeding | 2B | MLB | 6-0 | 175 | Right | Right | 3/8/1934 | 26 | Decatur,Alabama | | UDFA | | |
| 28 | Hal Brown | P | MLB | 6-2 | 182 | Right | Right | 12/11/1924 | 35 | Greensboro,North Carolina | | UDFA | | |
| 16 | Jim Busby | OF | MLB | 6-1 | 175 | Right | Right | 1/8/1927 | 33 | Kenedy,Texas | | UDFA | | |
| 35 | Rip Coleman | P | MLB | 6-2 | 185 | Left | Left | 7/31/1931 | 28 | Troy,New York | | UDFA | | |
| 10 | Clint Courtney | C | MLB | 5-8 | 180 | Left | Right | 3/16/1927 | 33 | Hall Summit,Louisiana | | UDFA | | |
| 17 | Walt Dropo | 1B | MLB | 6-5 | 220 | Right | Right | 1/30/1923 | 37 | Moosup,Connecticut | | UDFA | | |
| 23 | Chuck Estrada | P | MLB | 6-1 | 185 | Right | Right | 2/15/1938 | 22 | San Luis Obispo,California | | UDFA | | |
| 48 | Jack Fisher | P | MLB | 6-2 | 215 | Right | Right | 3/4/1939 | 21 | Frostburg,Maryland | | UDFA | | |
| 4 | Jim Gentile | 1B | MLB | 6-4 | 215 | Left | Left | 6/3/1934 | 26 | San Francisco,California | | UDFA | | |
| 22 | Joe Ginsberg | C | MLB | 5-11 | 180 | Left | Right | 10/11/1926 | 33 | New York,New York | | UDFA | | |
| 36 | Gene Green | C-OF | MLB | 6-2 | 205 | Right | Right | 6/26/1933 | 27 | Los Angeles,California | | UDFA | | |
| 3 | Ron Hansen | SS | MLB | 6-3 | 200 | Right | Right | 4/5/1938 | 22 | Oxford,Nebraska | | UDFA | | |
| 20 | Billy Hoeft | P | MLB | 6-3 | 205 | Left | Left | 5/17/1932 | 28 | Oshkosh,Wisconsin | | UDFA | | |
| 19 | Gordon Jones | P | MLB | 6-0 | 190 | Right | Right | 4/2/1930 | 30 | Portland,Oregon | | UDFA | | |
| 6 | Billy Klaus | SS-3B | MLB | 5-10 | 165 | Left | Right | 12/9/1928 | 31 | Fox Lake,Illinois | | UDFA | | |
| 30 | Bob Mabe | P | MLB | 5-11 | 165 | Right | Right | 10/8/1929 | 30 | Danville,Virginia | | UDFA | | |
| 33 | Dave Nicholson | OF | MLB | 6-2 | 215 | Right | Right | 8/29/1939 | 20 | St. Louis,Missouri | | UDFA | | |
| 32 | Milt Pappas | P | MLB | 6-3 | 190 | Right | Right | 5/11/1939 | 21 | Detroit,Michigan | 1957 | UDFA | | BAL |
| 21 | Albie Pearson | OF | MLB | 5-5 | 141 | Left | Left | 9/12/1934 | 25 | Alhambra,California | | UDFA | | |
| 22 | Dave Philley | OF | MLB | 6-0 | 188 | Both | Right | 5/16/1920 | 40 | Paris,Texas | | UDFA | | |
| 2 | Al Pilarcik | OF | MLB | 5-10 | 180 | Left | Left | 7/3/1930 | 29 | Whiting,Indiana | | UDFA | | |
| 24 | Arnie Portocarrero | P | MLB | 6-3 | 196 | Right | Right | 7/5/1931 | 28 | New York,New York | | UDFA | | |
| 20 | John Powers | OF | MLB | 6-0 | 190 | Left | Right | 7/8/1929 | 30 | Birmingham,Alabama | | UDFA | | |
| 37 | Del Rice | C | MLB | 6-2 | 190 | Right | Right | 10/27/1922 | 37 | Portsmouth,Ohio | | UDFA | | |
| 5 | Brooks Robinson | 3B | MLB | 6-1 | 190 | Right | Right | 5/18/1937 | 23 | Little Rock,Arkansas | 1955 | UDFA | | BAL |
| 40 | Barry Shetrone | OF | MLB | 6-2 | 190 | Left | Right | 7/6/1938 | 21 | Baltimore,Maryland | | UDFA | | |
| 8,18 | Gene Stephens | OF | MLB | | 175 | Left | Right | 1/20/1933 | 27 | Gravette,Arkansas | | UDFA | | |
| 18 | Wes Stock | P | MLB | 6-2 | 188 | Right | Right | 4/10/1934 | 26 | Longview,Washington | | UDFA | | |
| 44 | Willie Tasby | OF | MLB | 5-11 | 175 | Right | Right | 1/8/1933 | 27 | Shreveport,Louisiana | | UDFA | | |
| 8 | Valmy Thomas | C | MLB | 5-9 | 165 | Right | Right | 10/21/1928 | 31 | Santurce,Puerto Rico | | UDFA | | |
| 35 | Bobby Thomson | OF | MLB | 6-2 | 185 | Right | Right | 10/25/1923 | 36 | Glasgow,Scotland | | UDFA | | |
| 11 | Gus Triandos | C | MLB | 6-3 | 215 | Right | Right | 7/30/1930 | 29 | San Francisco,California | | UDFA | | |
| 38 | Jerry Walker | P | MLB | 6-1 | 195 | Both | Right | 2/12/1939 | 21 | Ada,Oklahoma | | UDFA | | |
| 15 | Hoyt Wilhelm | P | MLB | 6-0 | 195 | Right | Right | 7/26/1923 | 36 | Huntersville,North Carolina | | UDFA | | |
| 14 | Gene Woodling | OF | MLB | 5-9 | 195 | Left | Right | 8/16/1922 | 37 | Akron,Ohio | | UDFA | | |