Mark Williamson Pitching Stats — Era-Normalized Analysis
Mark Williamson was a above-average reliever (ERA+ of 113) whose profile reflects steady, workmanlike production. The profile was anchored by strong walk avoidance.
Featured Matchups
- 🔥 Pete O'Brien | Matchup (11 PA)
- 🤮 Kelly Gruber | Matchup (10 PA)
- 🧱 Roberto Alomar | Matchup (11 PA)
- 💣 Ken Phelps | Matchup (12 PA)
- ⚔️ Kevin Seitzer | Matchup (29 PA)
Mark Williamson Career Pitching Stats
Career Seasons Pitched
8
Season Average Seasons Pitched
8
Seasons Pitched Per 9 Innings
8
Career Games Pitched
365
Season Average Games Pitched
45.63
Games Pitched Per 9 Innings
4.76
Career Win Percentage
56.79
Season Average Win Percentage
56.79
Win Percentage Per 9 Innings
56.79
Career Games Started %
4.11
Season Average Games Started %
4.11
Games Started % Per 9 Innings
4.11
Career Complete Games
2
Season Average Complete Games
0.25
Complete Games Per 9 Innings
0.03
Career Earned Runs
296
Season Average Earned Runs
37
Earned Runs Per 9 Innings
3.86
Career Component ERA
3.77
Season Average Component ERA
3.77
Component ERA Per 9 Innings
3.77
Career Defense Independent ERA
4.04
Season Average Defense Independent ERA
4.04
Defense Independent ERA Per 9 Innings
4.04
Career Opposing Batting Average
0.266
Season Average Opposing Batting Average
0.266
Opposing Batting Average Per 9 Innings
0.266
Career Pitched Outs
2069
Season Average Pitched Outs
258.63
Pitched Outs Per 9 Innings
27
Career Innings Pitched
689.2
Season Average Innings Pitched
86.2
Innings Pitched Per 9 Innings
9
Career Hits Allowed Per 9 Innings
9.15
Season Average Hits Allowed Per 9 Innings
9.15
Hits Allowed Per 9 Innings Per 9 Innings
9.15
Career Home Runs Allowed Per 9 Innings
0.81
Season Average Home Runs Allowed Per 9 Innings
0.81
Home Runs Allowed Per 9 Innings Per 9 Innings
0.81
Career Home Runs Allowed per Game
0.17
Season Average Home Runs Allowed per Game
0.17
Home Runs Allowed per Game Per 9 Innings
0.17
Career Intentional Walks
51
Season Average Intentional Walks
6.38
Intentional Walks Per 9 Innings
0.67
Career Walks Allowed Per 9 Innings
2.95
Season Average Walks Allowed Per 9 Innings
2.95
Walks Allowed Per 9 Innings Per 9 Innings
2.95
Career Strikeouts
397
Season Average Strikeouts
49.63
Strikeouts Per 9 Innings
5.18
Career Strikeouts Per 9 Innings
5.18
Season Average Strikeouts Per 9 Innings
5.18
Strikeouts Per 9 Innings Per 9 Innings
5.18
Career Strikeouts Per Game
1.09
Season Average Strikeouts Per Game
1.09
Strikeouts Per Game Per 9 Innings
1.09
Career Power Finesse Ratio
0.903
Season Average Power Finesse Ratio
0.903
Power Finesse Ratio Per 9 Innings
0.903
Career Wild Pitches
19
Season Average Wild Pitches
2.38
Wild Pitches Per 9 Innings
0.25
Career Hit By Pitch
9
Season Average Hit By Pitch
1.13
Hit By Pitch Per 9 Innings
0.12
Career Batters Faced
2927
Season Average Batters Faced
365.88
Batters Faced Per 9 Innings
38.2
Career Games Finished
142
Season Average Games Finished
17.75
Games Finished Per 9 Innings
1.85
Career Runs Allowed Per 9 Innings
4.19
Season Average Runs Allowed Per 9 Innings
4.19
Runs Allowed Per 9 Innings Per 9 Innings
4.19
Career Sacrifice Hits
30
Season Average Sacrifice Hits
3.75
Sacrifice Hits Per 9 Innings
0.39
Career Sacrifice Flies
28
Season Average Sacrifice Flies
3.5
Sacrifice Flies Per 9 Innings
0.37
Career Ground into Double Play (GIDP)
69
Season Average Ground into Double Play (GIDP)
8.63
Ground into Double Play (GIDP) Per 9 Innings
0.9
Career Pitched At Bats
2634
Season Average Pitched At Bats
329.25
Pitched At Bats Per 9 Innings
34.37
Career Runs Allowed Per Game
0.88
Season Average Runs Allowed Per Game
0.88
Runs Allowed Per Game Per 9 Innings
0.88
Career Opposing Batting Average on Balls in Play
0.294
Season Average Opposing Batting Average on Balls in Play
0.294
Opposing Batting Average on Balls in Play Per 9 Innings
0.294
Career Batters Faced Per 9 Innings
38.2
Season Average Batters Faced Per 9 Innings
38.2
Batters Faced Per 9 Innings Per 9 Innings
38.2
Mark Williamson Career Fielding Stats
Career Seasons Fielding
8
Season Average Seasons Fielding
8
Seasons Fielding Per 9 Innings
8
Career Games Played as Fielder
365
Season Average Games Played as Fielder
45.63
Games Played as Fielder Per 9 Innings
4.76
Career Starts as Fielder
15
Season Average Starts as Fielder
1.88
Starts as Fielder Per 9 Innings
0.2
Career Played Outs
2069
Season Average Played Outs
258.63
Played Outs Per 9 Innings
27
Career Inning Played
689.2
Season Average Inning Played
86.2
Inning Played Per 9 Innings
9
Career Total Chances
158
Season Average Total Chances
19.75
Total Chances Per 9 Innings
2.06
Career Chances Accepted
151
Season Average Chances Accepted
18.88
Chances Accepted Per 9 Innings
1.97
Career Fielding Percentage
95.57
Season Average Fielding Percentage
95.57
Fielding Percentage Per 9 Innings
95.57
Career Range Factor
0.414
Season Average Range Factor
0.414
Range Factor Per 9 Innings
0.414
Career Games Started %
4.11
Season Average Games Started %
4.11
Games Started % Per 9 Innings
4.11
Career Double Plays
4
Season Average Double Plays
0.5
Double Plays Per 9 Innings
0.05
Career Wild Pitch as Fielder
0
Season Average Wild Pitch as Fielder
0
Wild Pitch as Fielder Per 9 Innings
0
Career Stolen Base Allowed
0
Season Average Stolen Base Allowed
0
Stolen Base Allowed Per 9 Innings
0
Career Catcher Caught Stealing
0
Season Average Catcher Caught Stealing
0
Catcher Caught Stealing Per 9 Innings
0
More: Baseball Reference | Retrosheet