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| Player Name | Given Name | Birth Date | Birth Place | Height | Weight | Bat Hand | Throw Hand | Age |
|---|---|---|---|---|---|---|---|---|
| Mark Leiter | Mark Edward | 4/13/1963 | Joliet IL, USA | 6'3" | 200 | Right | Right | 61 |
| Year | Team Name | Hits | Bats | Homeruns | RBI | Batting AVG | Wins | Loses | Total Games | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1990 | New York Yankees | 0 | 0 | 0 | 0 | 1 | 1 | 8 | 21 | 0 | Pitcher | 0 | 1 | 8 | |
| 1991 | Detroit Tigers | 0 | 0 | 0 | 0 | 9 | 7 | 38 | 103 | 0 | Pitcher | 1 | 1 | 17 | |
| 1992 | Detroit Tigers | 0 | 0 | 0 | 0 | 8 | 5 | 35 | 75 | 0 | Pitcher | 1 | 0 | 15 | |
| 1993 | Detroit Tigers | 0 | 0 | 0 | 0 | 6 | 6 | 27 | 70 | 0 | Pitcher | 2 | 1 | 11 | |
| 1994 | California Angels | 0 | 0 | 0 | 0 | 4 | 7 | 40 | 71 | 0 | Pitcher | 1 | 0 | 16 | |
| 1995 | San Francisco Giants | 6 | 61 | 0 | 5 | 0.0984 | 10 | 12 | 30 | 129 | 1 | Pitcher | 4 | 3 | 19 |
| 1996 | Montreal Expos | 6 | 42 | 0 | 2 | 0.1429 | 4 | 10 | 23 | 118 | 0 | Pitcher | 2 | 0 | 12 |
| 1996 | San Francisco Giants | 2 | 25 | 0 | 3 | 0.0800 | 4 | 2 | 12 | 46 | 0 | Pitcher | 0 | 1 | 13 |
| 1997 | Philadelphia Phillies | 6 | 51 | 0 | 4 | 0.1176 | 10 | 17 | 31 | 148 | 0 | Pitcher | 3 | 4 | 30 |
| 1998 | Philadelphia Phillies | 0 | 2 | 0 | 0 | 0.0000 | 7 | 5 | 69 | 84 | 0 | Pitcher | 1 | 2 | 8 |
| 1999 | Seattle Mariners | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | Pitcher | 0 | 0 | 0 | |
| 2001 | Milwaukee Brewers | 1 | 7 | 0 | 0 | 0.1429 | 2 | 1 | 20 | 26 | 0 | Pitcher | 0 | 0 | 7 |