Friday office hours are open! Schedule a call to walk us through how you use the Sports Reference sites.

Buck O'Brien

Position: Pitcher

Bats: Right • Throws: Right

5-10, 188lb (178cm, 85kg)

Born: May 9, 1882 in Brockton, MA us

Died: July 25, 1959 in Boston, MA

Buried: New Calvary Cemetery, Boston, MA

High School: St. Patrick's HS (Brockton, MA)

Debut: September 9, 1911 (Age 29-123d, 3,589th in major league history)
vs. PHA 9.0 IP, 6 H, 3 SO, 3 BB, 0 ER, W

Last Game: August 6, 1913 (Age 31-089d)
vs. WSH 0.2 IP, 1 H, 0 SO, 1 BB, 3 ER

Rookie Status: Exceeded rookie limits during 1911 season

Full Name: Thomas Joseph O'Brien

View Player Info from the B-R Bullpen

View Player Bio from the SABR BioProject

1912 World Series

Become a Stathead & surf this site ad-free.

SUMMARY

Career

WAR

7.1

ERA

2.63

432.0

204

WHIP

1.273

Feel like you're looking for a needle in a haystack?

Unleash the power of our game logs database by becoming a Stathead. Subscribers gain access to Player and Team Game Finders, which pros use to easily run customizable searches through over 100 years worth of game logs.

Become a Stathead

Summary

Team Record in Appearances	22-14 / in Starts: 20-13
Longest Hitting Streak	2 games
Longest On Base Streak	4 games
Most Games w/o HR	34 games
Most Games w/o RBI	7 games
Grand Slams	0 in 3 bases loaded PA and 3 AB
Go-Ahead Hits:	1

RBI Opportunities

RBIs
in 107 PAs	6
Actual Runners on Base	75 (43-22-10)
Avg. MLBer w/ 107 PAs	11
Avg. Runners on Base	69 (31-23-13)

Most Driven In
H Wagner	3
J Stahl	2
B Carrigan	1
L Nunamaker	0
L Gardner	0

Most Driven In By
H Hooper	2
T Speaker	2

1912 Batting Game Log

Click two rows to sum games (Clear)

1912 Batting Game Log
Rk	Gcar	Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
1	7	2 (1)	Apr 12	BOS	@	NYY	W,5-2	CG	4	4	0	0	0	0	0	0	0	0	0	0	0		0		0		.000	.000	.000	.000	9	.71	-0.075	1.98	-0.13%	-1.48	P
2	8	6 (3)	Apr 20	BOS		NYY	W,7-6	GS-4	1	1	0	0	0	0	0	0	0	0	0	0	0		0		0		.000	.000	.000	.000	9	.77	-0.020	2.43	-0.04%	-0.25	P
3	9	8 (1)	Apr 24	BOS		WSH	L,2-5	4-9	2	2	0	0	0	0	0	0	0	0	0	0	0		0		0		.000	.000	.000	.000	9	.94	-0.048	3.11	-0.10%	-0.54	P
4	10	12 (3)	Apr 29	BOS		PHA	L,1-7	GS-8	3	2	0	0	0	0	0	0	1	0	1	0	0		0		0		.000	.100	.000	.100	9	2.12	-0.115	7.56	-0.25%	-0.95	P
May		Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
5	11	16 (3)	May 3	BOS	@	WSH	L,1-5	GS-8	2	2	0	0	0	0	0	0	0	0	1	0	0		0		0		.000	.083	.000	.083	9	.55	-0.029	2.15	-0.07%	-0.40	P
6	12	20 (3)	May 10	BOS		DET	L,5-6	CG	4	4	0	1	0	0	0	1	0	0	1	0	0		0		0		.067	.125	.067	.192	9	1.71	-0.031	5.59	-0.06%	0.07	P
7	13	28 (7)	May 21	BOS		CLE	W,3-1	CG	3	3	0	0	0	0	0	0	0	0	2	0	0		0		0		.056	.105	.056	.161	9	.35	-0.028	1.10	-0.05%	-0.52	P
8	14	33 (4)	May 27	BOS		PHA	L,6-12	GS-3	0	0	0	0	0	0	0	0	0		0	0	0		0		0		.056	.105	.056	.161	9						P
9	15	38 (4)	May 30 (2)	BOS		WSH	L,0-5	GS-9	3	3	0	0	0	0	0	0	0	0	2	0	0		0		0		.048	.091	.048	.139	9	.60	-0.046	2.51	-0.12%	-0.58	P
Jun		Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
10	16	41 (2)	Jun 3	BOS	@	CLE	L,3-4	CG	4	2	0	0	0	0	0	0	1	0	1	0	1		0		0		.043	.120	.043	.163	9	1.06	-0.067	4.41	-0.17%	-0.51	P
11	17	44 (2)	Jun 6	BOS	@	DET	W,5-2	CG	4	4	0	1	0	1	0	0	0	0	1	0	0		1		0		.074	.138	.148	.286	9	.52	0.052	1.99	0.12%	0.60	P
12	18	48 (3)	Jun 10	BOS	@	SLB	W,3-2	CG	4	4	0	0	0	0	0	0	0	0	2	0	0		0		0		.065	.121	.129	.250	9	1.59	-0.168	6.41	-0.41%	-1.10	P
13	19	52 (3)	Jun 15	BOS	@	CHW	W,4-3	CG	4	4	0	1	0	0	0	0	0	0	2	0	0		0		0		.086	.135	.143	.278	9	.99	0.050	5.82	0.18%	-0.51	P
14	20	56 (3)	Jun 20	BOS	@	NYY	W,15-8	CG	5	3	0	0	0	0	0	1	1	0	1	0	0		0		0		.079	.146	.132	.278	9	.35	-0.026	1.70	-0.08%	-1.06	P
15	21	61 (4)	Jun 26 (1)	BOS	@	WSH	L,2-3	CG(10)	4	4	0	1	0	0	0	0	0	0	0	0	0		1		0		.095	.156	.143	.298	9	1.37	0.014	9.29	0.06%	0.31	P
16	22	66 (4)	Jun 29 (1)	BOS		NYY	W,13-6	GS-5	2	2	1	2	0	0	0	1	0	0	0	0	0		0		0		.136	.191	.182	.373	9	.31	0.025	1.59	0.08%	1.65	P
Jul		Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
17	23	73 (6)	Jul 5 (1)	BOS	@	PHA	L,2-3	CG	3	3	0	0	0	0	0	0	0	0	0	0	0		0		0		.128	.180	.170	.350	9	.99	-0.074	6.58	-0.30%	-0.48	P
18	24	77 (3)	Jul 9	BOS		SLB	W,3-2	CG	4	3	1	1	0	0	0	0	1	0	0	0	0		0		0		.140	.204	.180	.384	9	1.54	-0.015	6.63	-0.04%	-0.39	P
19	25	81 (3)	Jul 13	BOS		DET	W,4-0	CG	3	2	0	1	0	0	0	1	0	0	1	0	1		0		0		.154	.214	.192	.407	9	.86	-0.004	3.72	-0.01%	-0.06	P
20	26	84 (2)	Jul 17 (1)	BOS		CHW	L,0-1	CG	3	3	0	0	0	0	0	0	0	0	1	0	0		0		0		.145	.203	.182	.385	9	1.47	-0.118	6.96	-0.34%	-0.86	P
21	27	89 (4)	Jul 22	BOS		CLE	W,8-3	CG	4	4	1	1	0	0	0	1	0	0	1	0	0		0		0		.153	.206	.186	.393	9	.40	0.051	1.31	0.10%	0.06	P
22	28	93 (3)	Jul 27	BOS	@	CHW	W,5-3	CG(10)	4	4	0	0	0	0	0	0	0	0	2	0	0		0		0		.143	.194	.175	.369	9	2.21	-0.259	8.13	-0.57%	-1.52	P
23	29	95 (1)	Jul 29	BOS	@	CHW	W,7-5	5-GF	1	1	0	1	0	0	0	0	0	0	0	0	0		0		0		.156	.206	.188	.393	9	.37	0.013	1.40	0.03%	0.26	P
Aug		Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
24	30	98 (2)	Aug 1	BOS	@	SLB	L,1-2	GS-9	3	2	0	1	0	0	0	0	1	0	0	0	0		0		0		.167	.225	.197	.422	9	1.37	0.053	3.96	0.09%	0.26	P
25	31	101 (2)	Aug 4	BOS	@	CLE	W,8-6	3-GF	3	3	0	0	0	0	0	0	0	0	1	0	0		0		0		.159	.216	.188	.405	9	1.04	-0.077	3.57	-0.16%	-0.88	P
26	32	104 (2)	Aug 7	BOS	@	CLE	T,4-4	GS-6	2	2	0	0	0	0	0	0	0	0	1	0	0		0		0		.155	.211	.183	.394	9	.80	-0.043	2.93	-0.09%	-0.41	P
27	33	109 (4)	Aug 14 (1)	BOS		SLB	W,8-2	GS-3	0	0	0	0	0	0	0	0	0		0	0	0		0		0		.155	.211	.183	.394	9						P
28	34	112 (2)	Aug 16	BOS		SLB	L,2-3	GS-7	2	2	0	1	1	0	0	0	0	0	0	0	0		0		0		.164	.218	.205	.423	9	.98	0.002	1.74	0.00%	-0.08	P
29	35	116 (3)	Aug 21	BOS		CLE	L,4-9	GS-2	0	0	0	0	0	0	0	0	0		0	0	0		0		0		.164	.218	.205	.423	9						P
30	36	122 (5)	Aug 28 (1)	BOS		CHW	W,5-3	CG	3	1	1	0	0	0	0	0	1	0	0	0	1		0		0		.162	.225	.203	.428	9	.80	0.032	1.11	0.03%	0.18	P
31	37	126 (3)	Aug 31	BOS		PHA	W,2-1	CG	3	3	0	1	0	0	0	1	0	0	1	0	0		0		0		.169	.229	.208	.437	9	1.08	0.073	.67	0.03%	0.45	P
Sep/Oct		Gtm	Date	Tm		Opp	Rslt	Inngs	PA	AB	R	H	2B	3B	HR	RBI	BB	IBB	SO	HBP	SH	SF	ROE	GDP	SB	CS	BA	OBP	SLG	OPS	BOP	aLI	WPA	acLI	cWPA	RE24	Pos
32	38	130 (3)	Sep 5	BOS		WSH	W,4-3	CG	3	3	0	0	0	0	0	0	0	0	2	0	0		0		0		.163	.221	.200	.421	9	1.94	-0.106	.03	0.00%	-1.28	P
33	39	135 (4)	Sep 12	BOS	@	CHW	W,3-1	CG	4	4	0	0	0	0	0	0	0	0	1	0	0		0		0		.155	.211	.190	.402	9	1.01	-0.105	.00	0.00%	-0.84	P
34	40	140 (4)	Sep 17 (2)	BOS	@	CLE	L,2-3	CG(5)	2	2	0	0	0	0	0	0	0	0	1	0	0		0		0		.151	.207	.186	.393	9	.69	-0.035	.00	0.00%	-0.28	P
35	41	146 (5)	Sep 24 (2)	BOS		NYY	W,3-1	CG(8)	3	3	0	0	0	0	0	0	0	0	2	0	0		0		0		.146	.200	.180	.380	9	1.44	-0.111	.00	0.00%	-0.85	P
36	42	150 (3)	Sep 30	BOS	@	WSH	W,7-5	CG	5	3	0	0	0	0	0	0	2	0	0	0	0		0		0		.141	.210	.174	.384	9	.52	-0.017	.00	0.00%	0.02	P
37	43	154 (3)	Oct 5	BOS	@	PHA	W,3-0	CG	3	2	0	0	0	0	0	0	0	0	1	0	1		0		0		.138	.206	.170	.376	9	.93	-0.047	.00	0.00%	-0.48	P
							22-14		107	94	4	13	1	1	0	6	8	0	29	0	4		2		0		.138	.206	.170	.376		1.04	-1.299	3.29	-2.25%	-12.43

Player Page Tricks and Tips

More O'Brien Pages

Buck O'Brien Overview

Minor Lg Stats

Pitching Splits

Batting Splits

Pitching Game Logs

Batting Game Logs

Fielding Game Logs

Pitching Finders & Advanced Stats

Batting Finders & Advanced Stats

Fielding Finders & Advanced Stats

Advanced Stats

More Buck O'Brien Pages at Baseball Reference