What years did Jae Weong Seo play?

Jae Weong Seo played in Major League Baseball from 2002 to 2007.

Was Jae Weong Seo a pitcher?

Yes. Jae Weong Seo pitched in the major leagues, recording 28 wins and 340 strikeouts.

How many home runs did Jae Weong Seo hit?

Jae Weong Seo hit 0 career home runs with 15 hits.

Jae Weong Seo

Pitcher · Career Stats, Bio & Records (2002-2007)

W–L 28–40

ERA 4.60

WHIP 1.44

SO 340

Pitcher PIV -5463.8

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'1" / 215 lb
Born: 5/24/1977 in Gwangju, Gwangju, South Korea
MLB Debut: 2002-07-21
Last Game: 2007-05-29

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Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
28	40	118	102	1	0	0	606.3	691	310	86	184	340	4.60	-5463.8

Career ERA 4.60 vs. league average 4.41 across their career seasons — near league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Year	Team	Lg	W	L	G	GS	CG	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2002	NYN	NL	0	0	1	0	0	1.0	0	0	0	1	0.00	—	0.0
2003	NYN	NL	9	12	32	31	0	188.3	193	80	46	110	3.82	4.40 (+13%)	2276.8
2004	NYN	NL	5	10	24	21	0	117.7	133	64	50	54	4.90	4.46 (-10%)	-2561.4
2005	NYN	NL	8	2	14	14	1	90.3	84	26	16	59	2.59	4.29 (+40%)	1650.3
2006	LAN	NL	2	4	19	10	0	67.0	75	43	25	49	5.78	4.53 (-28%)	-1738.3
2006	TBA	AL	1	8	17	16	0	90.0	122	50	31	39	5.00	4.53 (-10%)	-3019.8
2007	TBA	AL	3	4	11	10	0	52.0	84	47	16	28	8.13	4.47 (-82%)	-2071.5
Career · 7 seasons			28	40	118	102	1	606.1	691	310	184	340	4.60	—	-5,464

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

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
123	131	7	15	3	0	0	5	1	9	45	.115	.177	.137	.315	-547

Career AVG .115 vs. league average .266 across their career seasons — 56.9% below league average.

Career OBP .177 vs. league average .334 across their career seasons — 46.9% below league average.

Career SLG .137 vs. league average .423 across their career seasons — 67.5% below league average.

Career OPS .315 vs. league average .757 across their career seasons — 58.4% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Year	Team	Lg	G	AB	R	H	2B	RBI	SB	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2002	NYN	NL	1	0	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
2003	NYN	NL	35	51	3	5	1	0	0	3	19	.098	.264 (-63%)	.332 (-55%)	.422 (-72%)	.754 (-65%)	-546.7
2004	NYN	NL	26	32	2	5	1	1	1	2	9	.156	—	—	—	—	0.0
2005	NYN	NL	14	29	2	3	1	4	0	3	11	.103	—	—	—	—	0.0
2006	LAN	NL	19	18	0	2	0	0	0	1	6	.111	—	—	—	—	0.0
2006	TBA	AL	17	1	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
2007	TBA	AL	11	0	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
Career · 7 seasons			123	131	7	15	3	5	1	9	45	.115	—	—	—	—	-547

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 (241 games) →

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

Batting — Home / Away

Split	G	AB	R	H	HR	RBI	AVG
Home	66	66	6	9	0	3	.136
Away	57	65	1	6	0	2	.092

Pitching — Home / Away

Split	G	IP	H	ER	BB	SO	ERA
Home	63	323.0	391	170	94	188	4.74
Away	55	283.1	300	140	90	152	4.45

Last 10 Games — Pitching

Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2007-05-29	TBR	DET	—	2.0	5	2	2	0	2	1
2007-05-24	TBR	SEA	W	5.0	13	7	6	1	1	0
2007-05-19	TBR	MIA	L	5.1	8	7	7	3	2	3
2007-05-13	TBR	TOR	W	7.0	2	0	0	2	7	0
2007-05-08	TBR	BAL	L	3.0	6	5	5	1	1	1
2007-05-02	TBR	MIN	—	6.0	7	2	2	1	3	1
2007-04-26	TBR	LAA	L	1.1	7	6	6	2	1	1
2007-04-21	TBR	CLE	W	6.0	8	5	5	2	2	1
2007-04-15	TBR	MIN	—	7.0	9	4	4	0	4	0
2007-04-10	TBR	TEX	L	3.0	8	10	5	3	3	3

Fielding Statistics

Career Fielding Totals by Position

Position	G	GS	PO	A	E	DP
P	118	102	35	85	1	7

Season-by-Season Fielding

Year	Team	Pos	G	GS	PO	A	E	DP
2002	NYN	P	1	0	0	0	0	0
2003	NYN	P	32	31	11	35	1	0
2004	NYN	P	24	21	12	17	0	3
2005	NYN	P	14	14	5	11	0	1
2006	LAN	P	19	10	2	8	0	0
2006	TBA	P	17	16	2	12	0	2
2007	TBA	P	11	10	3	2	0	1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Position	Games
Pitcher	118

Salary History

Year	Team	League	Salary
2007	TBA	AL	$1,200,000
2006	LAN	NL	$350,000
2003	NYN	NL	$300,000
Total Career Earnings			$1,850,000

Most Similar Players

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

Career Spans

Jae Weong Seo (highlighted) compared to peers across the same era.

Frequently Asked Questions about Jae Weong Seo

What years did Jae Weong Seo play?: Jae Weong Seo played in Major League Baseball from 2002 to 2007.
Was Jae Weong Seo a pitcher?: Yes. Jae Weong Seo pitched in the major leagues, recording 28 wins and 340 strikeouts.
How many home runs did Jae Weong Seo hit?: Jae Weong Seo hit 0 career home runs with 15 hits.