What years did Williams Jerez play?

Williams Jerez played in Major League Baseball from 2018 to 2019.

Was Williams Jerez a pitcher?

Yes. Williams Jerez pitched in the major leagues, recording 1 wins and 24 strikeouts.

What were Williams Jerez's career stats?

In 29 games, Williams Jerez went 1-0 with a 5.33 ERA, 24 strikeouts, and 25.1 innings pitched.

What position did Williams Jerez play?

Williams Jerez played primarily as a pitcher, the position where he appeared in the most games.

How tall was Williams Jerez and how much did he weigh?

Williams Jerez was listed at 6 feet 4 inches and 210 pounds.

What was Williams Jerez's career ERA?

Williams Jerez finished with a 5.33 career ERA, going 1-0 with 24 strikeouts.

How many strikeouts did Williams Jerez have?

Williams Jerez recorded 24 career strikeouts.

Is Williams Jerez in the Hall of Fame?

No. Williams Jerez has not been inducted into the National Baseball Hall of Fame.

Williams Jerez

Pitcher · Career Stats, Bio & Records (2018-2019)

Williams Jerez was a pitcher who played in Major League Baseball from 2018 to 2019 for the Los Angeles Angels of Anaheim, the San Francisco Giants, and the Pittsburgh Pirates, a span of 2 seasons. Across 29 career appearances, he went 1-0 with a 5.33 ERA and 24 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 October 17, 2026

W–L 1–0

ERA 5.33

WHIP 1.82

SO 24

Pitcher PIV -454.4

Position: Pitcher
Bats / Throws: L / L
Height / Weight: 6'4" / 210 lb
Born: 5/16/1992 in Santiago, Santiago, D.R.
MLB Debut: 2018-08-07
Last Game: 2019-09-28

Full name: Williams Alexander Jerez

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Career Pitching Statistics

Williams Jerez — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
1	0	29	0	0	0	0	25.1	29	15	5	17	24	5.33	-454.4

Career ERA 5.33 vs. league average 4.33 across their career seasons — 23.1% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Williams Jerez — Season-by-Season Pitching
Year	Team	Lg	W	G	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2018	LAA	AL	0	17	15.0	17	10	8	15	6.00	4.15 (-45%)	-454.4
2019	SFN	NL	1	6	6.2	7	2	6	4	2.70	—	0.0
2019	PIT	NL	0	6	3.2	5	3	3	5	7.36	—	0.0
Career · 3 seasons			1	29	25.1	29	15	17	24	5.33	—	-454

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

Williams Jerez — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
29	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000	0

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Williams Jerez — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2018	LAA	AL	17	.000	—	—	—	—	0.0
2019	SFN	NL	6	.000	—	—	—	—	0.0
2019	PIT	NL	6	.000	—	—	—	—	0.0
Career · 3 seasons			29	—	—	—	—	—	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.

Game Log & Splits

View full game log (58 games) →

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

Batting — Home / Away

Williams Jerez — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	20	0	0	0	0	0	—
Away	9	0	0	0	0	0	—

Pitching — Home / Away

Williams Jerez — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	20	18.1	23	12	12	17	5.89
Away	9	7.0	6	3	5	7	3.86

Last 10 Games — Pitching

Williams Jerez — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2019-09-28	PIT	CIN	—	0.2	1	0	0	0	1	0
2019-09-26	PIT	CHC	—	0.2	0	0	0	1	2	0
2019-09-20	PIT	MIL	—	0.0	0	0	0	1	0	0
2019-09-18	PIT	SEA	—	0.1	0	0	0	0	0	0
2019-09-17	PIT	SEA	—	1.0	2	2	2	1	1	1
2019-09-15	PIT	CHC	—	1.0	2	1	1	0	1	0
2019-08-14	SFG	OAK	—	1.0	2	1	1	1	1	0
2019-08-11	SFG	PHI	—	0.2	1	0	0	1	1	0
2019-08-07	SFG	WAS	—	1.0	1	0	0	0	0	0
2019-08-06	SFG	WAS	—	1.0	1	0	0	0	0	0

Fielding Statistics

Career Fielding Totals by Position

Williams Jerez — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	29	0	1	5	0	0

Season-by-Season Fielding

Williams Jerez — Season-by-Season Fielding
Year	Team	Pos	G	PO	A
2018	LAA	P	17	0	3
2019	SFN	P	6	1	1
2019	PIT	P	6	0	1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Williams Jerez — Career Games by Position
Position	Games
Pitcher	29

Williams Jerez: the record in brief

Between the debut on August 7, 2018 and the final game on September 28, 2019, Williams Jerez built the record summarized on this page. The team column moves through the Los Angeles Angels of Anaheim (2018), the San Francisco Giants (2019), and the Pittsburgh Pirates (2019). Jerez played primarily as a pitcher and both batted and threw left-handed. Born on May 16, 1992, in Santiago, Santiago, D.R., Jerez was listed at 6 feet, 4 inches and 210 pounds. Williams Jerez was the playing name; the full given name is Williams Alexander.

The pitching table credits Jerez with a 1-0 record and a 5.33 ERA in 29 games. Jerez had 24 strikeouts. The league ERA over Jerez's seasons was 4.33, so the 5.33 figure ran 23.1% worse than average. Among the heaviest workloads, the lowest ERA was 6.00 in 2018, when the league's was 4.15.

Jerez's game-by-game log, linked below the splits, holds 58 games from Retrosheet.

Jerez appears at one position only: pitcher, in 29 games. On the mound, Jerez's fielding totals are 1 putouts, 5 assists and 0 errors.

Frequently Asked Questions about Williams Jerez

What years did Williams Jerez play?: Williams Jerez played in Major League Baseball from 2018 to 2019.
Was Williams Jerez a pitcher?: Yes. Williams Jerez pitched in the major leagues, recording 1 wins and 24 strikeouts.
What teams did Williams Jerez play for?: Williams Jerez played for 3 teams: the Los Angeles Angels of Anaheim (2018), the San Francisco Giants (2019), and the Pittsburgh Pirates (2019).
What were Williams Jerez's career stats?: In 29 games, Williams Jerez went 1-0 with a 5.33 ERA, 24 strikeouts, and 25.1 innings pitched.
What position did Williams Jerez play?: Williams Jerez played primarily as a pitcher, the position where he appeared in the most games.
How tall was Williams Jerez and how much did he weigh?: Williams Jerez was listed at 6 feet 4 inches and 210 pounds.
What was Williams Jerez's career ERA?: Williams Jerez finished with a 5.33 career ERA, going 1-0 with 24 strikeouts.
How many strikeouts did Williams Jerez have?: Williams Jerez recorded 24 career strikeouts.
Is Williams Jerez in the Hall of Fame?: No. Williams Jerez has not been inducted into the National Baseball Hall of Fame.