Biographical

Portrait of Williams Jerez

Williams Jerez PMariners

Mariners Player Cards | Mariners Team Audit | Mariners Depth Chart

2019 Projections (Preseason PECOTA - seasonal age 27)
IP ERA WHIP SO W L SV WARP
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Birth Date5-16-1992
Height6' 4"
Weight210 lbs
Age31 years, 10 months, 12 days
BatsL
ThrowsL
2015
2016
2017
-0.22018
0.42019
proj
WARP Summary

MLB Statistics

Historical (past-seasons) WARP is now based on DRA..
cFIP and DRA are not available on a by-team basis and display as zeroes(0). See TOT line for season totals of these stats.
Multiple stints are are currently shownClick to hide.
YEAR Team Lg G GS IP W L SV H BB SO HR PPF H/9 BB/9 HR/9 K/9 GB% BABIP WHIP FIP ERA cFIP DRA DRA- WARP
2018 ANA MLB 17 0 15.0 0 0 0 17 8 15 3 99 10.2 4.8 1.8 9.0 38% .311 1.67 5.39 6.00 126 5.94 132.7 -0.2
2019 PIT 0 6 0 3.7 0 0 0 5 3 5 1 100 12.3 7.4 2.5 12.3 45% .400 2.18 6.44 7.36 112 6.83 140.8 -0.1
2019 SFN 0 6 0 6.7 1 0 0 7 6 4 1 93 9.5 8.1 1.4 5.4 53% .333 1.95 6.61 2.70 116 4.77 97.6 0.0
2019 TOT MLB 12 0 10.3 1 0 0 12 9 9 2 95 10.5 7.8 1.7 7.8 50% .357 2.03 6.55 4.35 114 5.50 111.5 0.0
CareerMLB29025.310029172459810.36.01.88.542%.3291.825.865.331225.76124.1-0.2

Statistics for All Levels

'opp' stats - Quality of opponents faced - have been moved and are available only as OPP_QUAL in the Statistics reports now.
Minor league stats are currently shownClick to hide.
YEAR Team Lg LG G GS IP W L SV H BB SO HR PPF H/9 BB/9 HR/9 K/9 GB% BABIP WHIP FIP ERA cFIP DRA DRA-
2014 LOW A- NYP 5 0 10.0 1 1 0 13 6 13 0 11.7 5.4 0.0 11.7 0% .448 1.90 3.24 4.50 96 6.18 130.9
2014 RSX Rk GCL 9 0 24.3 3 1 1 20 5 27 0 7.4 1.8 0.0 10.0 0% .303 1.03 2.13 2.22 0 0.00 0.0
2015 GRN A SAL 14 0 39.3 3 1 3 43 10 43 3 9.8 2.3 0.7 9.8 0% .367 1.35 3.12 2.06 84 5.07 111.3
2015 SLM A+ CAR 5 0 12.3 1 0 0 11 4 12 0 8.0 2.9 0.0 8.8 0% .314 1.22 2.52 0.73 85 3.73 81.8
2015 PME AA EAS 22 0 37.0 1 2 1 34 17 31 2 8.3 4.1 0.5 7.5 0% .294 1.38 3.67 3.65 103 4.39 96.3
2016 PME AA EAS 40 0 65.0 1 6 0 70 30 65 6 9.7 4.2 0.8 9.0 46% .350 1.54 4.03 4.71 101 5.35 118.2
2017 PME AA EAS 29 0 51.3 2 0 4 50 17 47 3 8.8 3.0 0.5 8.2 47% .324 1.31 3.21 3.16 87 4.12 87.6
2017 PAW AAA INT 9 0 12.0 0 2 0 9 6 10 3 6.8 4.5 2.3 7.5 47% .194 1.25 6.67 3.75 123 4.20 89.3
2018 ANA MLB AL 17 0 15.0 0 0 0 17 8 15 3 99 10.2 4.8 1.8 9.0 38% .311 1.67 5.39 6.00 126 5.94 132.7
2018 PAW AAA INT 34 0 52.0 2 1 5 48 24 69 6 8.3 4.2 1.0 11.9 47% .331 1.38 3.61 3.63 91 4.41 93.2
2018 SLC AAA PCL 4 0 3.7 0 1 1 8 2 5 0 19.6 4.9 0.0 12.3 57% .571 2.73 3.47 17.18 91 7.32 154.8
2019 PIT MLB NL 6 0 3.7 0 0 0 5 3 5 1 100 12.3 7.4 2.5 12.3 45% .400 2.18 6.44 7.36 112 6.83 140.8
2019 SFN MLB NL 6 0 6.7 1 0 0 7 6 4 1 93 9.5 8.1 1.4 5.4 53% .333 1.95 6.61 2.70 116 4.77 97.6
2019 SAC AAA PCL 47 0 56.0 4 4 2 46 16 61 6 7.4 2.6 1.0 9.8 45% .268 1.11 4.02 3.86 85 2.18 44.8

Plate Discipline

YEAR Pits Zone% Swing% Contact% Z-Swing% O-Swing% Z-Contact% O-Contact% SwStr%
2018 288 0.4271 0.4375 0.7222 0.6504 0.2788 0.8125 0.5652 0.2778
2019 191 0.4764 0.4555 0.8046 0.6703 0.2600 0.9180 0.5385 0.1954
Career4790.44680.44470.75510.65830.27130.85460.55460.2449

Injury History  —  No longer being updated

Last Update: 12/31/2014 23:59 ET

Date On Date Off Transaction Days Games Side Body Part Injury Severity Surgery Date Reaggravation
2012-07-17 2012-09-01 Minors 46 43 - Not Disclosed - -

Compensation

Year Team Salary
2020 PIT $
2019 PIT $
2018 BOS $
2017 BOS $
2016 BOS $

 

Service TimeAgentContract Status
0 y 74 d1 year (2021)

Details
  • 1 year (2021). Signed by Seattle as a free agent 5/21/21 (minor-league contract).
  • 2020
  • 1 year (2019). Re-signed by LA Angels 3/19. Acquired by San Francisco in trade from LA Angels 3/26/19. Claimed by Pittsburgh off waivers 9/13/19 after being DFA by San Francisco 9/10/19. DFA by Pittsburgh 11/20/19. Sent outright to Triple-A by Pittsburgh 11/27/19.
  • 1 year (2018). Contract selected by Boston 11/2/17. Re-signed by Boston 3/18. Acquired by LA Angels in trade from Boston 7/30/18.
  • 2017
  • 1 year (2016). Contract selected by Boston 11/20/15. Re-signed by Boston 3/2/16. DFA by Boston 12/8/16. Sent outright to Triple-A 12/16/16.
  • Drafted by Boston 2011 (2-81) (Grant Street HS, Brooklyn, N.Y.). $0.4437M signing bonus.

2019 Preseason Forecast

Last Update: 1/27/2017 12:35 ET

PCT W L SV G GS IP H BB SO HR BABIP WHIP ERA DRA VORP WARP
90o 0 0 0 0 0 14.7 12 6 16 1 .272 1.18 2.97 3.3 0.0 0.0
80o 0 0 0 0 0 9.5 8 4 10 1 .287 1.28 3.35 3.72 0.0 0.0
70o 0 0 0 0 0 5.9 5 3 6 1 .299 1.35 3.63 4.04 0.0 0.0
60o 0 0 0 0 0 2.9 3 1 3 0 .308 1.41 3.87 4.31 0.0 0.0
50o 0 0 0 0 0 0.2 0 0 0 0 .317 1.47 4.10 4.57 0.0 0.0
Weighted Mean?????0.0?00?.0000.000.00?0.00.0

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PITCHf/x Pitcher Profile

A Collaboration between BrooksBaseball.net and Baseball Prospectus - Pitch classifications provided by Pitch Info LLC


Williams Jerez has thrown 1,426 pitches that have been tracked by the PITCHf/x system between 2018 and 2023, all of them occuring in Spring Training. In 2023, he has relied primarily on his Fourseam Fastball (92mph), Slider (86mph) and Splitter (84mph), also mixing in a Sinker (92mph).