What years did Sean Gallagher play?

Sean Gallagher played in Major League Baseball from 2007 to 2010.

Was Sean Gallagher a pitcher?

Yes. Sean Gallagher pitched in the major leagues, recording 10 wins and 165 strikeouts.

How many home runs did Sean Gallagher hit?

Sean Gallagher hit 0 career home runs.

What was Sean Gallagher's career batting average?

Sean Gallagher batted .000 over his career, with 0 hits in 18 at bats.

What was Sean Gallagher's career ERA?

Sean Gallagher finished with a 5.64 career ERA, going 10-10 with 165 strikeouts.

How many strikeouts did Sean Gallagher have?

Sean Gallagher recorded 165 career strikeouts.

Sean Gallagher

Pitcher · Career Stats, Bio & Records (2007-2010)

Sean Gallagher was a pitcher who played in Major League Baseball from 2007 to 2010 for 4 teams, including the Chicago Cubs, a span of 4 seasons. Across 91 career appearances, he went 10-10 with a 5.64 ERA and 165 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

W–L 10–10

ERA 5.64

WHIP 1.68

SO 165

Pitcher PIV -3726.2

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'2" / 220 lb
Born: 12/30/1985 in Boston, MA, USA
MLB Debut: 2007-06-09
Last Game: 2010-10-03

Full name: Sean Patrick Gallagher

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Career Pitching Statistics

Sean Gallagher — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
10	10	91	23	0	0	1	207.3	225	130	24	123	165	5.64	-3726.2

Career ERA 5.64 vs. league average 4.30 across their career seasons — 31.2% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Sean Gallagher — Season-by-Season Pitching
Year	Team	Lg	W	L	G	GS	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2007	CHN	NL	0	0	8	0	1	14.7	19	14	12	5	8.59	4.47 (-92%)	-1247.7
2008	CHN	NL	3	4	12	10	0	58.7	58	29	22	49	4.45	4.32 (-3%)	301.6
2008	OAK	AL	2	3	11	11	0	56.7	60	37	36	54	5.88	4.32 (-36%)	-736.6
2009	OAK	AL	1	2	6	2	0	14.3	21	13	7	10	8.16	4.32 (-89%)	-61.2
2009	SDN	NL	2	0	8	0	0	5.3	5	0	5	4	0.00	—	0.0
2010	SDN	NL	0	0	15	0	0	23.3	24	14	19	21	5.40	4.08 (-32%)	-1566.2
2010	PIT	NL	2	1	31	0	0	34.3	38	23	22	22	6.03	4.08 (-48%)	-416.0
Career · 7 seasons			10	10	91	23	1	207.1	225	130	123	165	5.64	—	-3,726

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

Sean Gallagher — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
91	18	1	0	0	0	0	0	0	1	11	.000	.100	.000	.100	0

Career AVG .000 vs. league average .263 across their career seasons — 100.0% below league average.

Career OBP .100 vs. league average .332 across their career seasons — 69.9% below league average.

Career SLG .000 vs. league average .415 across their career seasons — 100.0% below league average.

Career OPS .100 vs. league average .747 across their career seasons — 86.6% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Sean Gallagher — Season-by-Season Batting
Year	Team	Lg	G	AB	R	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2007	CHN	NL	8	1	0	0	0	.000	—	—	—	—	0.0
2008	CHN	NL	12	10	0	0	6	.000	—	—	—	—	0.0
2008	OAK	AL	11	0	0	0	0	.000	—	—	—	—	0.0
2009	OAK	AL	6	0	0	0	0	.000	—	—	—	—	0.0
2009	SDN	NL	8	0	0	0	0	.000	—	—	—	—	0.0
2010	SDN	NL	15	3	0	0	3	.000	—	—	—	—	0.0
2010	PIT	NL	31	4	1	1	2	.000	—	—	—	—	0.0
Career · 7 seasons			91	18	1	1	11	.000	—	—	—	—	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 (182 games) →

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

Batting — Home / Away

Sean Gallagher — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	48	10	0	0	0	0	.000
Away	43	8	1	0	0	0	.000

Pitching — Home / Away

Sean Gallagher — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	48	112.2	107	56	56	83	4.47
Away	43	94.2	118	74	67	82	7.04

Last 10 Games — Pitching

Sean Gallagher — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO
2010-10-03	PIT	MIA	—	1.0	2	2	1	1	0
2010-09-28	PIT	STL	—	1.0	1	0	0	0	0
2010-09-27	PIT	STL	L	1.0	1	1	0	2	2
2010-09-25	PIT	HOU	—	1.0	0	0	0	0	0
2010-09-24	PIT	HOU	—	0.1	0	0	0	0	1
2010-09-23	PIT	STL	—	1.0	2	1	1	1	0
2010-09-16	PIT	NYN	—	0.2	1	0	0	0	0
2010-09-14	PIT	NYN	—	1.0	0	0	0	0	0
2010-09-08	PIT	ATL	—	1.2	1	0	0	0	0
2010-09-04	PIT	WAS	—	0.2	0	0	0	0	1

Fielding Statistics

Career Fielding Totals by Position

Sean Gallagher — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	91	23	11	27	1	3

Season-by-Season Fielding

Sean Gallagher — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
2007	CHN	P	8	0	0	1	0	1
2008	CHN	P	12	10	5	7	1	1
2008	OAK	P	11	11	3	6	0	1
2009	OAK	P	6	2	0	2	0	0
2009	SDN	P	8	0	0	1	0	0
2010	SDN	P	15	0	0	1	0	0
2010	PIT	P	31	0	3	9	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Sean Gallagher — Career Games by Position
Position	Games
Pitcher	91

Salary History

Sean Gallagher — Salary History
Year	Team	League	Salary
2010	SDN	NL	$413,500
2009	OAK	AL	$410,000
Total Career Earnings			$823,500

Frequently Asked Questions about Sean Gallagher

What years did Sean Gallagher play?: Sean Gallagher played in Major League Baseball from 2007 to 2010.
Was Sean Gallagher a pitcher?: Yes. Sean Gallagher pitched in the major leagues, recording 10 wins and 165 strikeouts.
How many home runs did Sean Gallagher hit?: Sean Gallagher hit 0 career home runs.
What was Sean Gallagher's career batting average?: Sean Gallagher batted .000 over his career, with 0 hits in 18 at bats.
What was Sean Gallagher's career ERA?: Sean Gallagher finished with a 5.64 career ERA, going 10-10 with 165 strikeouts.
How many strikeouts did Sean Gallagher have?: Sean Gallagher recorded 165 career strikeouts.