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| Name | Given Name | Age | Birthday | Height | Weight | Birth City | Birth Country | Batting Hand | Throwing Hand |
|---|---|---|---|---|---|---|---|---|---|
| John O'Donoghue | John Eugene | 86 | 10/07/1939 | 6'4" | 203 lbs | Kansas City | R | L |
| Year | Team | Games | At Bats | Hits | Home Runs | RBI | Batting AVG | Wins | Losses | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1963 | Kansas City Athletics | 1 | 2 | 0 | 0 | 0 | 0.0000 | 0 | 1 | 1 | 0 | Pitcher | 0 | 0 | 0 |
| 1964 | Kansas City Athletics | 39 | 55 | 13 | 1 | 5 | 0.2364 | 10 | 14 | 79 | 1 | Pitcher | 3 | 4 | 27 |
| 1965 | Kansas City Athletics | 34 | 55 | 12 | 1 | 1 | 0.2182 | 9 | 18 | 82 | 1 | Pitcher | 4 | 2 | 36 |
| 1966 | Cleveland Indians | 32 | 33 | 5 | 0 | 1 | 0.1515 | 6 | 8 | 49 | 0 | Pitcher | 0 | 0 | 24 |
| 1967 | Cleveland Indians | 33 | 40 | 4 | 1 | 4 | 0.1000 | 8 | 9 | 81 | 2 | Pitcher | 0 | 3 | 35 |
| 1968 | Baltimore Orioles | 16 | 2 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 11 | 0 | Pitcher | 0 | 0 | 5 |
| 1969 | Seattle Pilots | 55 | 13 | 1 | 0 | 0 | 0.0769 | 2 | 2 | 48 | 0 | Pitcher | 1 | 2 | 9 |
| 1970 | Milwaukee Brewers | 25 | 2 | 0 | 0 | 0 | 0.0000 | 2 | 0 | 13 | 0 | Pitcher | 1 | 1 | 7 |
| 1970 | Montreal Expos | 9 | 4 | 0 | 0 | 0 | 0.0000 | 2 | 3 | 6 | 0 | Pitcher | 0 | 1 | 4 |
| 1971 | Montreal Expos | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | Pitcher | 0 | 0 | 2 |