Was Bob O'Brien a pitcher?

Yes. Bob O'Brien pitched in the major leagues, recording 2 wins and 15 strikeouts.

How many home runs did Bob O'Brien hit?

Bob O'Brien hit 0 career home runs with 1 hits.

Bob O'Brien

Pitcher · Career Stats, Bio & Records (1971)

W–L 2–2

ERA 3.00

WHIP 1.31

SO 15

Pitcher PIV -531.5

Position: Pitcher
Bats / Throws: L / L
Height / Weight: 5'10" / 170 lb
Born: 4/23/1949 in Pittsburgh, PA, USA
MLB Debut: 1971-04-11
Last Game: 1971-07-07

Full name: Robert Allen O'Brien

📊 Compare This Player 📈 View Career Timeline

Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
2	2	14	4	1	1	0	42.0	42	14	4	13	15	3.00	-531.5

Career ERA 3.00 vs. league average 3.47 across their career seasons — 13.5% better than 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	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1971	LAN	NL	2	2	14	4	1	1	0	42.0	42	14	13	15	3.00	3.47 (+14%)	-531.5
Career · 1 season			2	2	14	4	1	1	0	42.0	42	14	13	15	3.00	—	-532

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
14	9	0	1	0	0	0	0	0	0	0	.111	.111	.111	.222	0

Career AVG .111 vs. league average .249 across their career seasons — 55.4% below league average.

Career OBP .111 vs. league average .317 across their career seasons — 64.9% below league average.

Career SLG .111 vs. league average .365 across their career seasons — 69.6% below league average.

Career OPS .222 vs. league average .682 across their career seasons — 67.4% 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	3B	HR	RBI	SB	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1971	LAN	NL	14	9	0	1	0	0	0	0	0	0	0	.111	—	—	—	—	0.0
Career · 1 season			14	9	0	1	0	0	0	0	0	0	0	.111	—	—	—	—	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 (28 games) →

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

Batting — Home / Away

Split	G	AB	R	H	HR	RBI	AVG
Home	9	6	0	1	0	0	.167
Away	5	3	0	0	0	0	.000

Pitching — Home / Away

Split	G	IP	H	ER	BB	SO	ERA
Home	9	29.2	31	11	8	12	3.34
Away	5	12.1	11	3	5	3	2.19

Last 10 Games — Batting

Date	Tm	Opp	Res	AB	H
1971-07-07	LAD	CHC	L	0	0
1971-07-06	LAD	CHC	L	1	0
1971-06-29	LAD	CHC	L	2	0
1971-06-25	LAD	SDP	L	0	0
1971-06-21	LAD	STL	W	3	0
1971-06-16	LAD	NYN	L	0	0
1971-06-10	LAD	PHI	L	0	0
1971-06-02	LAD	WSN	W	2	1
1971-05-16	LAD	SFG	W	0	0
1971-05-09	LAD	PIT	L	0	0

Last 10 Games — Pitching

Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1971-07-07	LAD	CHC	—	1.0	4	2	2	0	1	0
1971-07-06	LAD	CHC	L	3.1	7	3	0	2	1	0
1971-06-29	LAD	CHC	—	6.1	8	2	1	0	0	0
1971-06-25	LAD	SDP	—	1.2	5	3	3	0	0	2
1971-06-21	LAD	STL	W	9.0	6	0	0	1	1	0
1971-06-16	LAD	NYN	—	0.1	0	0	0	0	0	0
1971-06-10	LAD	PHI	—	2.0	1	0	0	0	1	0
1971-06-02	LAD	WSN	W	6.0	3	1	1	2	3	1
1971-05-16	LAD	SFG	—	0.1	0	0	0	1	0	0
1971-05-09	LAD	PIT	—	3.0	3	2	2	0	1	0

Fielding Statistics

Career Fielding Totals by Position

Position	G	GS	PO	A	E	DP
P	14	4	1	3	0	0

Season-by-Season Fielding

Year	Team	Pos	G	GS	PO	A	E	DP
1971	LAN	P	14	4	1	3	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Position	Games
Pitcher	14

College History

School Name	City	State	Years Attended
Fresno City College	Fresno	CA	1968, 1969

Frequently Asked Questions about Bob O'Brien

Was Bob O'Brien a pitcher?: Yes. Bob O'Brien pitched in the major leagues, recording 2 wins and 15 strikeouts.
How many home runs did Bob O'Brien hit?: Bob O'Brien hit 0 career home runs with 1 hits.