The 1970 roster for the Athletics included Chuck Dobson at pitcher, Frank Fernandez at catcher, Don Mincher at first baseman, Dick Green at second baseman and Sal Bando at third baseman.
| NO. | NAME | POS | HEIGHT | WEIGHT | DOB | AGE | BIRTHPLACE | ||
|---|---|---|---|---|---|---|---|---|---|
| 1 |  | F. Alou | OF | 6'0" | 195 | 5/12/1935 | 35 | Haina, Dominican Republic | |
| 2 | | S. Bando | 3B | 6'0" | 205 | 2/13/1944 | 26 | Cleveland, OH | |
| 3 | | V. Blue | P | 6'0" | 189 | 7/28/1949 | 20 | Mansfield, LA | |
| 4 | | B. Brooks | OF | 5'9" | 165 | 11/1/1945 | 24 | Los Angeles, CA | |
| 5 | | B. Campaneris | SS | 5'10" | 160 | 3/9/1942 | 28 | Pueblo Nuevo, Cuba | |
| 6 | | T. Davis | OF | 6'2" | 205 | 3/21/1939 | 31 | Brooklyn, NY | |
| 7 | | C. Dobson | P | 6'4" | 200 | 1/10/1944 | 26 | Kansas City, MO | |
| 8 | | J. Donaldson | 2B | 5'11" | 165 | 5/5/1943 | 27 | Charlotte, NC | |
| 9 | | A. Downing | P | 5'11" | 175 | 6/28/1941 | 29 | Trenton, NJ | |
| 10 | | J. Driscoll | 2B | 5'11" | 175 | 5/14/1944 | 26 | Medford, MA | |
| 11 | | D. Duncan | C | 6'2" | 200 | 9/26/1945 | 24 | Dallas, TX | |
| 12 | | F. Fernandez | C | 6'1" | 190 | 4/16/1943 | 27 | Staten Island, NY | |
| 13 | | R. Fingers | P | 6'4" | 195 | 8/25/1946 | 23 | Steubenville, OH | |
| 14 | | T. Francona | 1B | 5'11" | 190 | 11/4/1933 | 36 | Aliquippa, PA | |
| 15 | | M. Grant | P | 6'1" | 186 | 8/13/1935 | 34 | Lacoochee, FL | |
| 16 | | D. Green | 2B | 5'10" | 180 | 4/21/1941 | 29 | Sioux City, IA | |
| 17 | | L. Haney | C | 6'2" | 195 | 11/19/1942 | 27 | Charlottesville, VA | |
| 18 | | S. Hovley | OF | 5'10" | 188 | 12/18/1944 | 25 | Ventura, CA | |
| 19 | | C. Hunter | P | 6'0" | 195 | 4/8/1946 | 24 | Hertford, NC | |
| 20 |  | R. Jackson | OF | 6'0" | 200 | 5/18/1946 | 24 | Abington, PA | |
| 21 | | B. Johnson | 3B | 5'10" | 175 | 3/4/1936 | 34 | Omaha, NE | |
| 22 | | T. La Russa | 2B | 6'1" | 190 | 10/4/1944 | 25 | Tampa, FL | |
| 23 | | M. Lachemann | P | 6'0" | 185 | 6/13/1941 | 29 | Los Angeles, CA | |
| 24 | | A. Lewis | OF | 6'0" | 170 | 12/12/1941 | 28 | Colon, Panama | |
| 25 | | P. Lindblad | P | 6'1" | 195 | 8/9/1941 | 28 | Chanute, KS | |
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