Mark Williamson
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Age: 67
Bats/Throws: R/R
6'0" / 172
DOB: 7/21/1959
(67 years, 1 month, 29 days)
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MLB Regular Season
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 27 | 8 | 9 | 3 | 61 | 2 | 125.0 | 5.26 | 2.95 | 0.86 | .281 | 71.7% | 4.03 | 4.01 | 1.3 | ||||||||
| 1988 | BAL | MLB | 28 | 5 | 8 | 2 | 37 | 10 | 117.2 | 5.28 | 3.06 | 1.07 | .291 | 65.8% | 4.90 | 4.21 | 0.6 | ||||||||
| 1989 | BAL | MLB | 29 | 10 | 5 | 9 | 65 | 0 | 107.1 | 4.61 | 2.52 | 0.34 | .285 | 77.6% | 2.93 | 3.12 | 1.6 | ||||||||
| 1990 | BAL | MLB | 30 | 8 | 2 | 1 | 49 | 0 | 85.1 | 6.33 | 2.95 | 0.84 | .231 | 83.1% | 2.21 | 3.61 | 0.7 | ||||||||
| 1991 | BAL | MLB | 31 | 5 | 5 | 4 | 65 | 0 | 80.1 | 5.94 | 3.92 | 1.01 | .300 | 73.1% | 4.48 | 4.30 | 0.0 | ||||||||
| 1992 | BAL | MLB | 32 | 0 | 0 | 1 | 12 | 0 | 18.2 | 6.75 | 4.82 | 0.48 | .283 | 93.5% | 0.96 | 3.59 | 0.1 | ||||||||
| 1993 | BAL | MLB | 33 | 7 | 5 | 0 | 48 | 1 | 88.0 | 4.60 | 2.56 | 0.51 | .325 | 62.1% | 4.91 | 3.56 | 1.2 | ||||||||
| 1994 | BAL | MLB | 34 | 3 | 1 | 1 | 28 | 2 | 67.1 | 3.74 | 2.27 | 1.20 | .281 | 74.9% | 4.01 | 4.88 | 0.3 | ||||||||
| Total | - - - | MLB | 46 | 35 | 21 | 365 | 15 | 689.2 | 5.18 | 2.95 | 0.81 | .286 | 72.4% | 3.86 | 3.90 | 5.9 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 27 | 8 | 9 | 3 | 61 | 2 | 125.0 | 5.26 | 2.95 | 0.86 | .281 | 71.7% | 4.03 | 4.01 | 1.3 | ||||||||
| 1988 | BAL | MLB | 28 | 5 | 8 | 2 | 37 | 10 | 117.2 | 5.28 | 3.06 | 1.07 | .291 | 65.8% | 4.90 | 4.21 | 0.6 | ||||||||
| 1989 | BAL | MLB | 29 | 10 | 5 | 9 | 65 | 0 | 107.1 | 4.61 | 2.52 | 0.34 | .285 | 77.6% | 2.93 | 3.12 | 1.6 | ||||||||
| 1990 | BAL | MLB | 30 | 8 | 2 | 1 | 49 | 0 | 85.1 | 6.33 | 2.95 | 0.84 | .231 | 83.1% | 2.21 | 3.61 | 0.7 | ||||||||
| 1991 | BAL | MLB | 31 | 5 | 5 | 4 | 65 | 0 | 80.1 | 5.94 | 3.92 | 1.01 | .300 | 73.1% | 4.48 | 4.30 | 0.0 | ||||||||
| 1992 | BAL | MLB | 32 | 0 | 0 | 1 | 12 | 0 | 18.2 | 6.75 | 4.82 | 0.48 | .283 | 93.5% | 0.96 | 3.59 | 0.1 | ||||||||
| 1993 | BAL | MLB | 33 | 7 | 5 | 0 | 48 | 1 | 88.0 | 4.60 | 2.56 | 0.51 | .325 | 62.1% | 4.91 | 3.56 | 1.2 | ||||||||
| 1994 | BAL | MLB | 34 | 3 | 1 | 1 | 28 | 2 | 67.1 | 3.74 | 2.27 | 1.20 | .281 | 74.9% | 4.01 | 4.88 | 0.3 | ||||||||
| Total | - - - | MLB | 46 | 35 | 21 | 365 | 15 | 689.2 | 5.18 | 2.95 | 0.81 | .286 | 72.4% | 3.86 | 3.90 | 5.9 |
MLB Regular Season
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 8 | 9 | 4.03 | 61 | 2 | 0 | 0 | 3 | 125.0 | 520 | 122 | 59 | 56 | 12 | 41 | 15 | 3 | 3 | 0 | 73 | |||
| 1988 | BAL | MLB | 5 | 8 | 4.90 | 37 | 10 | 2 | 0 | 2 | 117.2 | 507 | 125 | 70 | 64 | 14 | 40 | 8 | 2 | 5 | 3 | 69 | |||
| 1989 | BAL | MLB | 10 | 5 | 2.93 | 65 | 0 | 0 | 0 | 9 | 107.1 | 445 | 105 | 35 | 35 | 4 | 30 | 9 | 2 | 0 | 0 | 55 | |||
| 1990 | BAL | MLB | 8 | 2 | 2.21 | 49 | 0 | 0 | 0 | 1 | 85.1 | 343 | 65 | 25 | 21 | 8 | 28 | 2 | 0 | 1 | 0 | 60 | |||
| 1991 | BAL | MLB | 5 | 5 | 4.48 | 65 | 0 | 0 | 0 | 4 | 80.1 | 357 | 87 | 42 | 40 | 9 | 35 | 7 | 0 | 7 | 0 | 53 | |||
| 1992 | BAL | MLB | 0 | 0 | 0.96 | 12 | 0 | 0 | 0 | 1 | 18.2 | 78 | 16 | 3 | 2 | 1 | 10 | 1 | 0 | 1 | 0 | 14 | |||
| 1993 | BAL | MLB | 7 | 5 | 4.91 | 48 | 1 | 0 | 0 | 0 | 88.0 | 386 | 106 | 54 | 48 | 5 | 25 | 8 | 0 | 2 | 0 | 45 | |||
| 1994 | BAL | MLB | 3 | 1 | 4.01 | 28 | 2 | 0 | 0 | 1 | 67.1 | 291 | 75 | 33 | 30 | 9 | 17 | 1 | 2 | 0 | 0 | 28 | |||
| Total | - - - | MLB | 46 | 35 | 3.86 | 365 | 15 | 2 | 0 | 21 | 689.2 | 2927 | 701 | 321 | 296 | 62 | 226 | 51 | 9 | 19 | 3 | 397 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 8 | 9 | 4.03 | 61 | 2 | 0 | 0 | 3 | 125.0 | 520 | 122 | 59 | 56 | 12 | 41 | 15 | 3 | 3 | 0 | 73 | |||
| 1988 | BAL | MLB | 5 | 8 | 4.90 | 37 | 10 | 2 | 0 | 2 | 117.2 | 507 | 125 | 70 | 64 | 14 | 40 | 8 | 2 | 5 | 3 | 69 | |||
| 1989 | BAL | MLB | 10 | 5 | 2.93 | 65 | 0 | 0 | 0 | 9 | 107.1 | 445 | 105 | 35 | 35 | 4 | 30 | 9 | 2 | 0 | 0 | 55 | |||
| 1990 | BAL | MLB | 8 | 2 | 2.21 | 49 | 0 | 0 | 0 | 1 | 85.1 | 343 | 65 | 25 | 21 | 8 | 28 | 2 | 0 | 1 | 0 | 60 | |||
| 1991 | BAL | MLB | 5 | 5 | 4.48 | 65 | 0 | 0 | 0 | 4 | 80.1 | 357 | 87 | 42 | 40 | 9 | 35 | 7 | 0 | 7 | 0 | 53 | |||
| 1992 | BAL | MLB | 0 | 0 | 0.96 | 12 | 0 | 0 | 0 | 1 | 18.2 | 78 | 16 | 3 | 2 | 1 | 10 | 1 | 0 | 1 | 0 | 14 | |||
| 1993 | BAL | MLB | 7 | 5 | 4.91 | 48 | 1 | 0 | 0 | 0 | 88.0 | 386 | 106 | 54 | 48 | 5 | 25 | 8 | 0 | 2 | 0 | 45 | |||
| 1994 | BAL | MLB | 3 | 1 | 4.01 | 28 | 2 | 0 | 0 | 1 | 67.1 | 291 | 75 | 33 | 30 | 9 | 17 | 1 | 2 | 0 | 0 | 28 | |||
| Total | - - - | MLB | 46 | 35 | 3.86 | 365 | 15 | 2 | 0 | 21 | 689.2 | 2927 | 701 | 321 | 296 | 62 | 226 | 51 | 9 | 19 | 3 | 397 |
MLB Regular SeasonAverages
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 5.26 | 2.95 | 1.78 | 0.86 | 14.0% | 7.9% | 6.2% | .256 | 1.30 | .281 | 71.7% | 91 | 88 | 4.01 | ||||
| 1987 | 6.01 | 3.45 | 1.74 | 1.07 | 15.5% | 8.9% | 6.6% | .258 | 1.39 | .285 | 70.9% | 4.62 | ||||||||
| 1988 | BAL | MLB | 5.28 | 3.06 | 1.73 | 1.07 | 13.6% | 7.9% | 5.7% | .269 | 1.40 | .291 | 65.8% | 125 | 106 | 4.21 | ||||
| 1988 | 5.58 | 3.10 | 1.80 | 0.76 | 14.7% | 8.1% | 6.5% | .249 | 1.31 | .278 | 71.7% | 4.16 | ||||||||
| 1989 | BAL | MLB | 4.61 | 2.52 | 1.83 | 0.34 | 12.4% | 6.7% | 5.6% | .254 | 1.26 | .285 | 77.6% | 77 | 82 | 3.12 | ||||
| 1989 | 5.64 | 3.23 | 1.75 | 0.74 | 14.8% | 8.5% | 6.3% | .249 | 1.32 | .279 | 71.7% | 4.15 | ||||||||
| 1990 | BAL | MLB | 6.33 | 2.95 | 2.14 | 0.84 | 17.5% | 8.2% | 9.3% | .206 | 1.09 | .231 | 83.1% | 58 | 92 | 3.61 | ||||
| 1990 | 5.72 | 3.32 | 1.72 | 0.79 | 14.9% | 8.6% | 6.2% | .253 | 1.35 | .283 | 71.7% | 4.25 | ||||||||
| 1991 | BAL | MLB | 5.94 | 3.92 | 1.51 | 1.01 | 14.8% | 9.8% | 5.0% | .270 | 1.52 | .300 | 73.1% | 112 | 106 | 4.30 | ||||
| 1991 | 5.81 | 3.33 | 1.74 | 0.81 | 15.2% | 8.7% | 6.5% | .251 | 1.34 | .281 | 71.3% | 4.26 | ||||||||
| 1992 | BAL | MLB | 6.75 | 4.82 | 1.40 | 0.48 | 17.9% | 12.8% | 5.1% | .235 | 1.39 | .283 | 93.5% | 24 | 90 | 3.59 | ||||
| 1992 | 5.60 | 3.26 | 1.72 | 0.72 | 14.7% | 8.5% | 6.1% | .251 | 1.33 | .281 | 72.1% | 4.16 | ||||||||
| 1993 | BAL | MLB | 4.60 | 2.56 | 1.80 | 0.51 | 11.7% | 6.5% | 5.2% | .294 | 1.49 | .325 | 62.1% | 113 | 81 | 3.56 | ||||
| 1993 | 5.85 | 3.36 | 1.74 | 0.90 | 15.1% | 8.7% | 6.4% | .260 | 1.39 | .290 | 70.6% | 4.40 | ||||||||
| 1994 | BAL | MLB | 3.74 | 2.27 | 1.65 | 1.20 | 9.6% | 5.8% | 3.8% | .276 | 1.37 | .281 | 74.9% | 83 | 102 | 4.88 | ||||
| 1994 | 6.22 | 3.50 | 1.78 | 1.04 | 15.9% | 8.9% | 6.9% | .264 | 1.43 | .296 | 70.0% | 4.58 | ||||||||
| Total | - - - | MLB | 5.18 | 2.95 | 1.76 | 0.81 | 13.6% | 7.7% | 5.8% | .260 | 1.34 | .286 | 72.4% | 93 | 93 | 3.90 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | BAL | MLB | 5.26 | 2.95 | 1.78 | 0.86 | 14.0% | 7.9% | 6.2% | .256 | 1.30 | .281 | 71.7% | 91 | 88 | 4.01 | ||||
| 1987 | 6.01 | 3.45 | 1.74 | 1.07 | 15.5% | 8.9% | 6.6% | .258 | 1.39 | .285 | 70.9% | 4.62 | ||||||||
| 1988 | BAL | MLB | 5.28 | 3.06 | 1.73 | 1.07 | 13.6% | 7.9% | 5.7% | .269 | 1.40 | .291 | 65.8% | 125 | 106 | 4.21 | ||||
| 1988 | 5.58 | 3.10 | 1.80 | 0.76 | 14.7% | 8.1% | 6.5% | .249 | 1.31 | .278 | 71.7% | 4.16 | ||||||||
| 1989 | BAL | MLB | 4.61 | 2.52 | 1.83 | 0.34 | 12.4% | 6.7% | 5.6% | .254 | 1.26 | .285 | 77.6% | 77 | 82 | 3.12 | ||||
| 1989 | 5.64 | 3.23 | 1.75 | 0.74 | 14.8% | 8.5% | 6.3% | .249 | 1.32 | .279 | 71.7% | 4.15 | ||||||||
| 1990 | BAL | MLB | 6.33 | 2.95 | 2.14 | 0.84 | 17.5% | 8.2% | 9.3% | .206 | 1.09 | .231 | 83.1% | 58 | 92 | 3.61 | ||||
| 1990 | 5.72 | 3.32 | 1.72 | 0.79 | 14.9% | 8.6% | 6.2% | .253 | 1.35 | .283 | 71.7% | 4.25 | ||||||||
| 1991 | BAL | MLB | 5.94 | 3.92 | 1.51 | 1.01 | 14.8% | 9.8% | 5.0% | .270 | 1.52 | .300 | 73.1% | 112 | 106 | 4.30 | ||||
| 1991 | 5.81 | 3.33 | 1.74 | 0.81 | 15.2% | 8.7% | 6.5% | .251 | 1.34 | .281 | 71.3% | 4.26 | ||||||||
| 1992 | BAL | MLB | 6.75 | 4.82 | 1.40 | 0.48 | 17.9% | 12.8% | 5.1% | .235 | 1.39 | .283 | 93.5% | 24 | 90 | 3.59 | ||||
| 1992 | 5.60 | 3.26 | 1.72 | 0.72 | 14.7% | 8.5% | 6.1% | .251 | 1.33 | .281 | 72.1% | 4.16 | ||||||||
| 1993 | BAL | MLB | 4.60 | 2.56 | 1.80 | 0.51 | 11.7% | 6.5% | 5.2% | .294 | 1.49 | .325 | 62.1% | 113 | 81 | 3.56 | ||||
| 1993 | 5.85 | 3.36 | 1.74 | 0.90 | 15.1% | 8.7% | 6.4% | .260 | 1.39 | .290 | 70.6% | 4.40 | ||||||||
| 1994 | BAL | MLB | 3.74 | 2.27 | 1.65 | 1.20 | 9.6% | 5.8% | 3.8% | .276 | 1.37 | .281 | 74.9% | 83 | 102 | 4.88 | ||||
| 1994 | 6.22 | 3.50 | 1.78 | 1.04 | 15.9% | 8.9% | 6.9% | .264 | 1.43 | .296 | 70.0% | 4.58 | ||||||||
| Total | - - - | MLB | 5.18 | 2.95 | 1.76 | 0.81 | 13.6% | 7.7% | 5.8% | .260 | 1.34 | .286 | 72.4% | 93 | 93 | 3.90 |

