What years did Seth Martinez play?

Seth Martinez played in Major League Baseball from 2021 to 2026.

Was Seth Martinez a pitcher?

Yes. Seth Martinez pitched in the major leagues, recording 6 wins and 127 strikeouts.

What was Seth Martinez's career ERA?

Seth Martinez finished with a 4.03 career ERA, going 6-6 with 127 strikeouts.

How many strikeouts did Seth Martinez have?

Seth Martinez recorded 127 career strikeouts.

Is Seth Martinez in the Hall of Fame?

No. Seth Martinez has not been inducted into the National Baseball Hall of Fame.

What teams did Seth Martinez play for?

Seth Martinez played for the Houston Astros, the Miami Marlins, and the Boston Red Sox.

Seth Martinez

Pitcher · Career Stats, Bio & Records (2021-2026)

Seth Martinez is a pitcher who has played in Major League Baseball since 2021 for the Houston Astros, the Miami Marlins, and the Boston Red Sox, a span of 6 seasons. Across 118 career appearances, he has gone 6-6 with a 4.03 ERA and 127 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 September 9, 2026

Active Player

W–L 6–6

ERA 4.03

WHIP 1.30

SO 127

Pitcher PIV -384.9

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'2" / 200 lb
Born: 8/29/1994 in Peoria, AZ, USA
MLB Debut: 2021-09-20

Full name: Seth Antonio Martinez

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Career Pitching Statistics

Seth Martinez — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
6	6	118	0	0	0	2	145.0	131	65	17	57	127	4.03	-384.9

Career ERA 4.03 vs. league average 4.16 across their career seasons — near league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Seth Martinez — Season-by-Season Pitching
Year	Team	Lg	W	L	G	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2021	HOU	AL	0	0	3	0	3.0	5	5	3	3	15.00	—	0.0
2022	HOU	AL	1	1	29	0	38.7	26	9	14	38	2.09	3.97 (+47%)	632.4
2023	HOU	AL	2	3	35	1	43.0	45	25	19	45	5.23	4.33 (-21%)	-92.6
2024	HOU	AL	3	2	44	1	52.7	49	21	18	36	3.59	4.08 (+12%)	-924.7
2025	MIA	NL	0	0	6	0	6.7	4	4	3	4	5.40	—	0.0
2026	BOS	AL	0	0	1	0	1.0	2	1	0	1	9.00	—	-
Career · 6 seasons			6	6	118	2	145.0	131	65	57	127	4.03	—	-385

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

Seth Martinez — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
117	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.

Seth Martinez — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2021	HOU	AL	3	.000	—	—	—	—	0.0
2022	HOU	AL	29	.000	—	—	—	—	0.0
2023	HOU	AL	35	.000	—	—	—	—	0.0
2024	HOU	AL	44	.000	—	—	—	—	0.0
2025	MIA	NL	6	.000	—	—	—	—	0.0
Career · 5 seasons			117	—	—	—	—	—	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 (234 games) →

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

Batting — Home / Away

Seth Martinez — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	64	0	0	0	0	0	—
Away	53	0	0	0	0	0	—

Pitching — Home / Away

Seth Martinez — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	64	74.2	77	39	29	59	4.70
Away	53	69.1	52	25	28	67	3.25

Last 10 Games — Pitching

Seth Martinez — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2025-09-09	MIA	WAS	—	1.2	0	1	1	1	1	0
2025-09-08	MIA	WAS	—	0.2	2	2	2	0	0	1
2025-09-05	MIA	PHI	—	1.0	0	0	0	0	1	0
2025-09-01	MIA	WAS	—	1.1	0	0	0	0	0	0
2025-08-29	MIA	NYN	—	1.0	0	0	0	0	1	0
2025-08-27	MIA	ATL	—	1.0	2	1	1	2	1	1
2024-09-23	HOU	SEA	—	1.1	3	2	2	0	0	0
2024-09-21	HOU	LAA	—	1.0	3	2	2	0	2	0
2024-08-21	HOU	BOS	—	1.0	1	1	1	0	0	1
2024-07-30	HOU	PIT	—	0.2	2	1	0	1	1	0

Fielding Statistics

Career Fielding Totals by Position

Seth Martinez — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	117	0	7	15	0	1

Season-by-Season Fielding

Seth Martinez — Season-by-Season Fielding
Year	Team	Pos	G	PO	A	DP
2021	HOU	P	3	0	0	0
2022	HOU	P	29	1	5	1
2023	HOU	P	35	1	4	0
2024	HOU	P	44	5	5	0
2025	MIA	P	6	0	1	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Seth Martinez — Career Games by Position
Position	Games
Pitcher	117

Frequently Asked Questions about Seth Martinez

What years did Seth Martinez play?: Seth Martinez played in Major League Baseball from 2021 to 2026.
Was Seth Martinez a pitcher?: Yes. Seth Martinez pitched in the major leagues, recording 6 wins and 127 strikeouts.
What was Seth Martinez's career ERA?: Seth Martinez finished with a 4.03 career ERA, going 6-6 with 127 strikeouts.
How many strikeouts did Seth Martinez have?: Seth Martinez recorded 127 career strikeouts.
Is Seth Martinez in the Hall of Fame?: No. Seth Martinez has not been inducted into the National Baseball Hall of Fame.
What teams did Seth Martinez play for?: Seth Martinez played for the Houston Astros, the Miami Marlins, and the Boston Red Sox.