Justin Masterson

Position: Pitcher

Bats: Right • Throws: Right

6-6, 260lb (198cm, 117kg)

Born: March 22, 1985 in Kingston, Jamaica jm

Draft: Drafted by the Boston Red Sox in the 2nd round of the 2006 MLB June Amateur Draft from San Diego State University (San Diego, CA).

High School: Beavercreek HS (Beavercreek, OH)

Schools: Bethel University (Mishawaka, IN), San Diego State University (San Diego, CA)

Debut: April 24, 2008 (Age 23-033d, 19,284th in major league history)
vs. LAA 6.0 IP, 2 H, 4 SO, 4 BB, 1 ER

Last Game: August 9, 2015 (Age 30-140d)
vs. DET 1.0 IP, 1 H, 1 SO, 1 BB, 1 ER

Rookie Status: Exceeded rookie limits during 2008 season

Agents: Randy Rowley

Full Name: Justin Daniel Masterson

Nicknames: Bat Masterson, Big Masty, Nasty Masty or Masty

View Player Info from the B-R Bullpen

1x All-Star

Become a Stathead & surf this site ad-free.

SUMMARY

Career

WAR

10.1

ERA

4.31

258

184

1201.0

1004

WHIP

1.398

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

Team Record in Appearances: 8-10 / in Starts: 4-5

Days of Rest

Run Support in Games Started

Total runs in Starts, Avg. is per 27 outs

Inning/Score Appearance Matrix

Multiple inning appearances: 15, Entered with runners on base: 3

2015 Pitching Game Log

Click two rows to sum games (Clear)

2015 Pitching Game Log
Rk	Gcar	Gtm	Date	Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
1	241	3	Apr 9	BOS	@	PHI	W,6-2	GS-6	W(1-0)	99	6.0	3	2	2	2	7	0	0	3.00	1.80	23	95	64	23	9	9	5	3	1	0	63			0	0	0	21	0	0	0	0	0	0	.62	0.146	.55	0.08%	0.70	1b start tie	6b 3 out a4
2	242	8	Apr 14	BOS		WSN	W,8-7	GS-5		4	4.2	8	7	7	3	4	0	2	7.59	3.04	26	93	52	14	3	11	6	4	0	0	21			1	1	0	21	1	0	0	0	0	0	1.21	-0.288	1.25	-0.18%	-2.84	1t start tie	5t 12- 2 out tie
3	243	13	Apr 20	BOS		BAL	W,7-1	GS-5	W(2-0)	5	5.0	3	1	1	3	6	0	0	5.74	2.88	21	93	53	15	9	6	6	4	0	0	60			1	0	0	18	2	1	0	0	0	0	.91	0.125	1.08	0.09%	1.61	1t start tie	5t 3 out a4
4	244	18	Apr 25	BOS	@	BAL	L,4-5	GS-7		4	7.0	7	3	3	1	3	1	1	5.16	3.53	30	90	53	14	5	12	13	8	1	0	53			0	0	0	27	3	0	0	0	1	0	.97	0.003	1.20	0.00%	0.48	1b start tie	7b 3 out d1
May				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
5	245	23	May 1	BOS		NYY	L,2-3	GS-7		5	6.0	6	2	2	3	2	0	1	4.71	3.73	27	87	50	15	3	10	11	6	1	0	51			0	0	0	23	2	0	0	1	0	0	1.37	0.187	1.65	0.14%	1.74	1t start tie	7t 1-- 0 out a1
6	246	28	May 6	BOS		TBR	L,3-5	GS-5	L(2-1)	4	4.1	7	4	4	6	1	1	1	5.18	4.62	24	96	49	12	4	7	9	7	2	0	28			0	1	0	17	2	0	0	2	0	0	1.47	-0.325	1.47	-0.20%	-2.60	1t start tie	5t 1-3 1 out d2
7	247	33	May 12	BOS	@	OAK	L,2-9	GS-3	L(2-2)	5	2.1	6	6	6	1	1	2	0	6.37	5.28	14	57	30	13	3	6	6	2	0	0	21			0	0	0	13	1	1	0	0	0	0	.61	-0.320	.50	-0.16%	-4.08	1b start tie	3b 1-- 1 out d5
Jun				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
8	248	77	Jun 28	BOS	@	TBR	W,5-3	GS-5	W(3-2)	46	5.0	5	1	0	0	6	0	1	5.58	4.80	20	84	54	18	10	8	5	0	1	0	61			0	1	0	19	0	0	0	0	0	0	.85	0.171	.24	0.03%	1.33	1b start tie	5b 3 out a3
Jul				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
9	249	82	Jul 3	BOS		HOU	L,8-12	GS-4		4	3.2	8	5	5	2	2	0	0	6.14	4.70	21	73	48	9	3	8	9	5	0	0	25			0	0	0	19	2	0	0	0	0	0	1.17	-0.386	.56	-0.11%	-3.43	1t start tie	4t 1-3 2 out d3
10	250	87	Jul 10	BOS		NYY	L,1-5	9-GF		6	1.0	0	0	0	0	0	0	0	6.00	4.67	3	9	6	2	0	2	1	0	1	0		0	0	0	0	0	3	0	0	0	0	0	0	.05	0.004	.05	0.00%	0.52	9t --- 0 out d4	9t end d 4
11	251	91	Jul 18	BOS	@	LAA	L,0-3	6-GF(8)		7	3.0	1	0	0	0	4	0	1	5.63	4.47	10	34	25	8	7	4	1	0	0	0		0	0	0	0	0	9	0	0	0	1	0	0	.21	0.031	.11	0.01%	1.37	6b --- 0 out d3	8b end d 3
12	252	94	Jul 21	BOS	@	HOU	L,3-8	5-6		2	1.2	4	3	3	0	2	1	2	5.98	4.72	11	41	27	8	1	2	5	3	1	0		1	1	0	0	0	9	2	0	0	0	0	0	.72	-0.317	.27	-0.07%	-3.03	5b 1-- 1 out tie	6b 3 out d4
13	253	97	Jul 24	BOS		DET	W,2-1	11-GF(11)	W(4-2)	2	1.0	1	0	0	1	2	0	0	5.86	4.67	4	19	11	5	3	0	1	1	0	0		0	0	0	1	0	3	0	0	0	0	0	0	3.03	0.142	.48	0.01%	0.52	11t --- 0 out tie	11t end tie
14	254	98	Jul 25	BOS		DET	L,1-5	7-8		0	2.0	1	0	0	0	1	0	0	5.64	4.58	7	22	16	3	0	4	2	1	1	0		0	0	0	0	0	7	0	0	0	0	0	0	.17	0.021	.03	0.00%	1.04	7t --- 0 out d4	8t 3 out d4
15	255	101	Jul 28	BOS		CHW	L,4-9	6-GF		2	3.1	4	2	2	1	4	1	1	5.63	4.69	15	46	28	6	5	4	5	2	0	0		0	0	0	0	0	13	2	1	0	1	0	0	.06	-0.013	.01	0.00%	-0.33	6t --- 2 out d5	9t end d 7
Aug				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
16	256	105	Aug 1	BOS		TBR	W,11-7	6-6	H(1)	3	1.0	1	1	1	1	2	0	0	5.68	4.64	4	22	13	5	2	0	1	0	0	0		1	0	0	1	0	3	1	0	0	0	0	0	1.90	0.015	.21	0.00%	-0.09	6t 1-- 0 out a2	6t 3 out a1
17	257	110	Aug 7	BOS	@	DET	W,7-2	8-9		5	1.1	2	0	0	2	1	0	0	5.55	4.68	8	33	15	4	2	3	2	1	0	0		0	0	0	0	0	6	1	0	0	0	0	0	.34	-0.021	.02	0.00%	-0.59	8b --- 0 out a5	9b 123 1 out a5
18	258	112	Aug 9	BOS	@	DET	W,7-2	6-7	H(2)	1	1.0	1	1	1	1	1	1	0	5.61	4.89	5	16	9	0	1	2	1	0	0	0		1	0	0	0	0	4	0	0	0	0	0	0	2.40	0.052	.12	0.00%	0.10	6b -2- 0 out a1	7b --- 0 out a1
							8-10		W-L:4-2,Hld:2	3.7	59.1	68	38	37	27	49	7	10	5.61	4.89	273	1010	60%	17%	7%	1.10		25%	5%	0	43	3	33%	2	5	0	235	19	3	0	5	1	0	.98	-0.773	.79	-0.35%	-7.58

Player Page Tricks and Tips

More Masterson Pages

Justin Masterson 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 Justin Masterson Pages at Baseball Reference