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| First Name | Last Name | Given Name | Birth Year | Birth Month | Birth Day | Birth City | Birth Country | Height | Weight | Age | Bats | Throws |
| Jackie | Mayo | John Lewis | 1925 | 7 | 26 | Litchfield | USA | 73 | 190 | 89 | L | R |
| Year | Team | AB | HR | RBI | BA |
|---|---|---|---|---|---|
| 1948 | Philadelphia Phillies | 35 | 0 | 3 | 0.2286 |
| 1949 | Philadelphia Phillies | 39 | 0 | 2 | 0.1282 |
| 1950 | Philadelphia Phillies | 36 | 0 | 3 | 0.2222 |
| 1951 | Philadelphia Phillies | 7 | 0 | 0 | 0.1429 |
| 1952 | Philadelphia Phillies | 119 | 1 | 4 | 0.2437 |
| 1953 | Philadelphia Phillies | 4 | 0 | 0 | 0.0000 |
| Year | Team | W | L | G | SHO |
|---|---|---|---|---|---|
| 1948 | Philadelphia Phillies | 0 | 0 | 0 | 0 |
| 1949 | Philadelphia Phillies | 0 | 0 | 0 | 0 |
| 1950 | Philadelphia Phillies | 0 | 0 | 0 | 0 |
| 1951 | Philadelphia Phillies | 0 | 0 | 0 | 0 |
| 1952 | Philadelphia Phillies | 0 | 0 | 0 | 0 |
| 1953 | Philadelphia Phillies | 0 | 0 | 0 | 0 |