Jerome Williams

Pitcher · Career Stats, Bio & Records (2003-2016)

Jerome Williams was a pitcher who played in Major League Baseball from 2003 to 2016 for 8 teams, including the San Francisco Giants, a span of 14 seasons. Across 236 career appearances, he went 52-66 with a 4.59 ERA and 655 strikeouts.

W (Wins):
Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
ERA (Earned Run Average):
Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
SO (Strikeouts):
For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
WHIP (Walks and Hits per Inning Pitched):
Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.

Data updated

W–L 52–66
ERA 4.59
WHIP 1.39
SO 655
Pitcher PIV -13563.7
Position
Pitcher
Bats / Throws
R / R
Height / Weight
6'3" / 260 lb
Born
12/4/1981 in Honolulu, HI, USA
MLB Debut
2003-04-26
Last Game
2016-09-26

Full name: Jerome Lee Williams

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Career Pitching Statistics

Jerome Williams — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
52 66 236 149 3 2 2 1029.2 1,080 525 130 352 655 4.59 -13563.7

Career ERA 4.59 vs. league average 4.17 across their career seasons — 10.1% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Jerome Williams Stats, Bio & Career Records
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
2003 SFN NL 7 5 21 21 2 1 0 131.0 116 48 49 88 3.30 4.40 (+25%) 1469.4
2004 SFN NL 10 7 22 22 0 0 0 129.1 123 61 44 80 4.24 4.46 (+5%) -548.5
2005 SFN NL 0 2 4 3 0 0 0 16.2 21 12 4 11 6.48 4.29 (-51%) 54.7
2005 CHN NL 6 8 18 17 0 0 0 106.0 98 46 45 59 3.91 4.29 (+9%) -1632.0
2006 CHN NL 0 2 5 2 0 0 0 12.1 15 10 11 5 7.30 4.53 (-61%) -874.5
2007 WAS NL 0 5 6 6 0 0 0 30.0 34 24 18 15 7.20 4.47 (-61%) -1624.9
2011 LAA AL 4 0 10 6 0 0 0 44.0 45 18 15 28 3.68 3.94 (+7%) -741.3
2012 LAA AL 6 8 32 15 1 1 1 137.2 139 70 35 98 4.58 4.01 (-14%) -459.0
2013 LAA AL 9 10 37 25 0 0 0 169.1 181 86 55 107 4.57 3.87 (-18%) -3088.7
2014 HOU AL 1 4 26 0 0 0 0 47.2 59 32 16 38 6.04 3.74 (-62%) -1075.0
2014 TEX AL 1 1 2 2 0 0 0 10.0 18 11 3 6 9.90 3.74 (-165%) 227.6
2014 PHI NL 4 2 9 9 0 0 0 57.1 48 18 17 38 2.83 3.74 (+24%) -353.0
2015 PHI NL 4 12 33 21 0 0 1 121.0 161 78 34 74 5.80 3.96 (-46%) -3870.6
2016 SLN NL 0 0 11 0 0 0 0 17.1 22 11 6 8 5.71 4.19 (-36%) -1047.9
Career · 14 seasons 52 66 236 149 3 2 2 1,029.2 1,080 525 352 655 4.59 — -13,564

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

Jerome Williams — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
236 167 4 18 4 0 0 5 0 2 74 .108 .124 .132 .255 0

Career AVG .108 vs. league average .260 across their career seasons — 58.5% below league average.

Career OBP .124 vs. league average .325 across their career seasons — 62.0% below league average.

Career SLG .132 vs. league average .412 across their career seasons — 68.0% below league average.

Career OPS .255 vs. league average .738 across their career seasons — 65.4% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Jerome Williams Stats, Bio & Career Records
Year Team Lg G AB R H 2B 3B HR RBI SB BB SO AVG Lg AVG Lg OBP Lg SLG Lg OPS PIV
2003 SFN NL 21 37 1 4 1 0 0 1 0 0 19 .108 — — — — 0.0
2004 SFN NL 22 36 1 5 0 0 0 0 0 1 14 .139 — — — — 0.0
2005 SFN NL 4 4 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2005 CHN NL 18 30 1 3 1 0 0 0 0 0 16 .100 — — — — 0.0
2006 CHN NL 5 2 0 0 0 0 0 0 0 0 1 .000 — — — — 0.0
2007 WAS NL 6 7 0 1 0 0 0 0 0 0 4 .143 — — — — 0.0
2011 LAA AL 10 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2012 LAA AL 32 4 1 1 1 0 0 0 0 0 0 .250 — — — — 0.0
2013 LAA AL 37 2 0 0 0 0 0 0 0 0 1 .000 — — — — 0.0
2014 HOU AL 26 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2014 TEX AL 2 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2014 PHI NL 9 12 0 2 0 0 0 3 0 0 4 .167 — — — — 0.0
2015 PHI NL 33 31 0 2 1 0 0 1 0 1 14 .065 — — — — 0.0
2016 SLN NL 11 2 0 0 0 0 0 0 0 0 1 .000 — — — — 0.0
Career · 14 seasons 236 167 4 18 4 0 0 5 0 2 74 .108 — — — — 0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Postseason Statistics

Playoff Career Batting

Jerome Williams — Playoff Career Batting
G AB R H 2B 3B HR RBI BB SO AVG
1 1 0 0 0 0 0 0 0 1 .000

Playoff Batting by Year

Jerome Williams — Playoff Batting by Year
Year Round Team G AB R H 2B 3B HR RBI BB SO AVG
2003 NLDS1 SFN 1 1 0 0 0 0 0 0 0 1 .000

Playoff Career Pitching

Jerome Williams — Playoff Career Pitching
W L G GS SV IP H ER BB SO ERA
0 0 1 1 0 2.0 5 3 1 1 13.50

Playoff Pitching by Year

Jerome Williams — Playoff Pitching by Year
Year Round Team W L G GS SV IP H ER BB SO ERA
2003 NLDS1 SFN 0 0 1 1 0 2.0 5 3 1 1 13.50

Game Log & Splits

View full game log (472 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

Jerome Williams — Batting — Home / Away
SplitGABRHHRRBIAVG
Home1198031004.125
Away117871801.092

Pitching — Home / Away

Jerome Williams — Pitching — Home / Away
SplitGIPHERBBSOERA
Home119510.25032301533614.05
Away117519.05772951992945.12

Last 10 Games — Batting

Jerome Williams — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
2016-09-26 STLCINL 000000000
2016-09-23 STLCHCL 000000000
2016-09-08 STLMILL 000000000
2016-09-03 STLCINL 000000000
2016-08-25 STLNYNL 000000000
2016-08-21 STLPHIW 000000000
2016-08-12 STLCHCL 100000000
2016-08-07 STLATLL 000000000
2016-08-06 STLATLL 000000000
2016-08-04 STLCINL 000000000

Last 10 Games — Pitching

Jerome Williams — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
2016-09-26 STLCIN — 1.0100000
2016-09-23 STLCHC — 1.0100010
2016-09-08 STLMIL — 2.0200000
2016-09-03 STLCIN — 1.0355400
2016-08-25 STLNYN — 0.2000000
2016-08-21 STLPHI — 1.0100000
2016-08-12 STLCHC — 3.0666124
2016-08-07 STLATL — 2.0200020
2016-08-06 STLATL — 0.2210000
2016-08-04 STLCIN — 1.0100010

Fielding Statistics

Career Fielding Totals by Position

Jerome Williams — Career Fielding Totals by Position
Position G GS PO A E DP
P 236 149 77 120 11 13

Season-by-Season Fielding

Jerome Williams — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
2003 SFN P 21 21 11 14 3 3
2004 SFN P 22 22 10 20 2 1
2005 SFN P 4 3 2 2 0 0
2005 CHN P 18 17 6 23 1 3
2006 CHN P 5 2 0 1 1 0
2007 WAS P 6 6 2 2 1 0
2011 LAA P 10 6 3 3 2 1
2012 LAA P 32 15 12 17 0 2
2013 LAA P 37 25 15 16 1 0
2014 HOU P 26 0 3 8 0 1
2014 TEX P 2 2 0 1 0 0
2014 PHI P 9 9 4 3 0 1
2015 PHI P 33 21 5 9 0 0
2016 SLN P 11 0 4 1 0 1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Jerome Williams Stats, Bio & Career Records
Position Games
Pitcher 236

Salary History

Jerome Williams — Salary History
Year Team League Salary
2012 LAA AL $820,000
2007 WAS NL $500,000
2006 CHN NL $380,000
2005 SFN NL $336,000
2004 SFN NL $308,000
Total Career Earnings $2,344,000

Most Similar Players

Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.

Career Spans

Jerome Williams (highlighted) compared to peers across the same era.

  1. 98
    Pete Smith
    47-71, 4.55 ERA
  2. 94
    Jose Urena
    44-78, 4.75 ERA
  3. 93
    Pete Schourek
    66-77, 4.59 ERA
  4. 90
    Kris Benson
    70-75, 4.42 ERA
  5. 89
    Todd Ritchie
    43-54, 4.71 ERA
  6. 87
    Wade LeBlanc
    46-49, 4.54 ERA

Jerome Williams: the record in brief

The profile opens with Jerome Williams's first major league game on April 26, 2003; the last one listed came on September 26, 2016. The season rows list, in order, the San Francisco Giants (2003 through 2005), the Chicago Cubs (2005 to 2006), the Washington Nationals (2007), the Los Angeles Angels of Anaheim (2011 through 2013), the Houston Astros (2014), the Texas Rangers (2014), the Philadelphia Phillies (2014 through 2015), and the St. Louis Cardinals (2016). At 6 feet, 3 inches and 260 pounds, Williams is listed as a pitcher. Williams batted and threw right-handed, per the bio block. Williams was born on December 4, 1981, in Honolulu, HI, USA. The given name on file is Jerome Lee Williams.

Across 236 games (149 starts), Williams recorded 52 wins against 66 losses with a 4.59 ERA. The same table counts 655 strikeouts. The league ERA over Williams's seasons was 4.17, so the 4.59 figure ran 10.1% worse than average. 2004 brought Williams a season-high 10 wins. 2013 produced Williams's most strikeouts, 107.

Frequently Asked Questions about Jerome Williams

What years did Jerome Williams play?
Jerome Williams played in Major League Baseball from 2003 to 2016.
Was Jerome Williams a pitcher?
Yes. Jerome Williams pitched in the major leagues, recording 52 wins and 655 strikeouts.
How many home runs did Jerome Williams hit?
Jerome Williams hit 0 career home runs with 18 hits.
What was Jerome Williams's career batting average?
Jerome Williams batted .108 over his career, with 18 hits in 167 at bats.
How many RBI did Jerome Williams have?
Jerome Williams drove in 5 runs in his career.
What was Jerome Williams's career ERA?
Jerome Williams finished with a 4.59 career ERA, going 52-66 with 655 strikeouts.