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Trevor Williams: Career Pitching
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Background:
For You Rookies Here Some Baseball Analysis Theory The Games-Won Formula About the Team-Performance Table The “Quality of Pitching” Measure Fielding and Defense in Baseball Baseball Stat Definitions Baseball Data Normalization [scroll down for more links, or click the big “X” to exit]
Teams:
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All-Teams Table: Win Expectations From Player Career Stats All-Teams Table: Defense [scroll up or down for more links, or click the big “X” to exit]
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Sorted by Performance:
Sorted by Name:
In Performance Order by Position(s) Played, Current Season:
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In Performance Order by Position(s) Played, Career:
Alphabetically by Position(s) Played, Career:
Frequent-Use Position Players, by performance Frequent-Use Position Players, by name [scroll up or down for more links, or click the big “X” to exit]
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Alphabetically by Role, Current Season:
In Performance Order by Role, Career:
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Frequent-Use Starters and Relievers, by performance Frequent-Use Starters and Relievers, by name [scroll up or down for more links, or click the big “X” to exit]
Miscellaneous:
The Owlcroft Baseball-Analysis Formulae Tested The Owlcroft “TOP” Formula: Tabulated Data Calculating the Effects of Fielding on Wins Making Optimum Use of Players and Pitchers About Owlcroft Links About Eric Walker Links To A Select Few Other Useful Baseball Sites Steroids and Baseball [external site] The Juiced Ball [scroll up or down for more links, or click the big “X” to exit]
Book:
About Buying Books On Line Some Selected Baseball Books [scroll up for more links, or click the big “X” to exit]
Trevor Williams: Personal Data
Name: Trevor Williams
Trevor Williams: Career Pitching
Through games of Sunday, 28 September 2025.true, unadjusted data.
Handedness Key: + R * L # S
(You can also look up the stat definitions .)
— Place your cursor over any column heading to see what it signifies. —
Year
Team
GS
GR
IP
BFP
BA
BABIP
SA
HA
PF
BBA
KA
OBA
TBA
K/W
TPP
QofP
ERA
2016
Pirates
1
6
12.2
61
0.339
0.366
0.661
0.311
1.947
0.082
0.180
0.393
0.607
2.200
1488
8.61
7.82
2017
Pirates
25
6
150.1
642
0.255
0.297
0.389
0.226
1.524
0.081
0.182
0.321
0.344
2.250
672
3.88
4.07
2018
Pirates
31
0
170.2
701
0.231
0.265
0.364
0.208
1.575
0.078
0.180
0.292
0.328
2.291
554
3.20
3.11
2019
Pirates
26
0
145.2
636
0.284
0.308
0.513
0.255
1.809
0.069
0.178
0.335
0.461
2.568
916
5.30
5.38
2020
Pirates
11
0
55.1
252
0.296
0.315
0.543
0.262
1.833
0.083
0.194
0.361
0.480
2.333
1116
6.45
6.18
2021
Cubs
12
1
58.2
264
0.286
0.345
0.483
0.258
1.691
0.083
0.231
0.348
0.436
2.773
980
5.67
5.06
2021
Mets
3
7
32.1
141
0.289
0.367
0.422
0.262
1.459
0.064
0.206
0.333
0.383
3.222
732
4.24
3.06
2022
Mets
9
21
89.2
372
0.253
0.302
0.413
0.234
1.632
0.062
0.226
0.306
0.382
3.652
638
3.69
3.21
2023
Nationals
30
0
144.1
659
0.300
0.316
0.533
0.270
1.775
0.080
0.168
0.358
0.480
2.094
1099
6.35
5.55
2024
Nationals
13
0
66.2
260
0.214
0.267
0.294
0.196
1.373
0.069
0.227
0.265
0.269
3.278
402
2.33
2.03
2025
Nationals
17
0
82.2
373
0.310
0.348
0.477
0.284
1.538
0.056
0.174
0.346
0.437
3.095
1015
5.87
6.21
Career
All
178
41
1009.0
4361
0.271
0.306
0.448
0.244
1.654
0.074
0.189
0.327
0.404
2.554
804
4.65
4.46
For explanations of unconventional stats, see the Baseball Stats Definitions
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