Kenley Jansen

Position: Pitcher

Bats: Both • Throws: Right

6-5, 265lb (196cm, 120kg)

Team: Boston Red Sox (majors)

Born: September 30, 1987 in Willemstad, Curacao cw

Debut: July 24, 2010 (Age 22-297d, 19,786th in major league history)
vs. NYM 1.0 IP, 0 H, 2 SO, 0 BB, 0 ER

Rookie Status: Exceeded rookie limits during 2011 season

2024 Contract Status: Signed thru 2024, 2 yrs/$32M (23-24)

Service Time (01/2024): 13.073 • Free Agent: 2025

Agents: Wasserman

Full Name: Kenley Geronimo Jansen

Nicknames: Kenleyfornia or Ma'montro

Pronunciation: \KEHN-lee JAN-sin\

Twitter: @kenleyjansen74

Instagram: @kenleyjansen74

View Player Info from the B-R Bullpen

Become a Stathead & surf this site ad-free.

SUMMARY

2024

Career

WAR

1.2

21.8

ERA

3.48

2.58

868

446

51.2

865.1

1218

WHIP

1.084

0.964

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	55-15 / in Starts: 0-0
Longest Hitting Streak	0 games
Longest On Base Streak	0 games
Most Games w/o HR	1 game
Most Games w/o RBI	1 game
Grand Slams	No bases loaded PA
Go-Ahead Hits:	0

RBI Opportunities

RBIs
in 1 PAs	0
Actual Runners on Base	2 (1-1-0)
Avg. MLBer w/ 1 PAs	0
Avg. Runners on Base	0 (0-0-0)

2013 Batting Game Log

Click two rows to sum games (Clear)

2013 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	139	2 (1)	Apr 2	LAD		SFG	L,0-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
2	140	4 (1)	Apr 5	LAD		PIT	W,3-0	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
3	141	5	Apr 6	LAD		PIT	W,1-0	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
4	142	8 (2)	Apr 10	LAD	@	SDP	W,4-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
5	143	9	Apr 11	LAD	@	SDP	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
6	144	11 (1)	Apr 13	LAD	@	ARI	W,7-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
7	145	14 (2)	Apr 16	LAD		SDP	L,2-9	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
8	146	15	Apr 17	LAD		SDP	L,2-7	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
9	147	20 (4)	Apr 24	LAD	@	NYM	L,3-7	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8						P
10	148	21	Apr 25	LAD	@	NYM	W,3-2	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
11	149	26 (4)	Apr 30	LAD		COL	W,6-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8						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
12	150	27	May 1	LAD		COL	L,3-7	7-7	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
13	151	28	May 3	LAD	@	SFG	L,1-2	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
14	152	30 (1)	May 5	LAD	@	SFG	L,3-4	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
15	153	32 (1)	May 7	LAD		ARI	L,3-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
16	154	33	May 8	LAD		ARI	L,2-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
17	155	36 (2)	May 12	LAD		MIA	W,5-3	7-9	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000	6	.15	-0.004	.08	0.00%	-0.40	P
18	156	38 (1)	May 14	LAD		WSN	W,2-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
19	157	39	May 15	LAD		WSN	W,3-1	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
20	158	41 (1)	May 18	LAD	@	ATL	L,1-3	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
21	159	42	May 19	LAD	@	ATL	L,2-5	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
22	160	47 (4)	May 25	LAD		STL	W,5-3	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	4						P
23	161	49 (1)	May 27	LAD		LAA	W,8-7	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
24	162	53 (3)	May 31	LAD	@	COL	W,7-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						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
25	163	56 (2)	Jun 3	LAD		SDP	W,2-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
26	164	57	Jun 4	LAD		SDP	W,9-7	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
27	165	59 (1)	Jun 6	LAD		ATL	W,5-0	8-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
28	166	60	Jun 7	LAD		ATL	W,2-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
29	167	63 (2)	Jun 10	LAD		ARI	L,4-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
30	168	64	Jun 11	LAD		ARI	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
31	169	65	Jun 12	LAD		ARI	L,6-8	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
32	170	67 (1)	Jun 15	LAD	@	PIT	W,5-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
33	171	73 (5)	Jun 22	LAD	@	SDP	W,6-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
34	172	74	Jun 23	LAD	@	SDP	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
35	173	75	Jun 24	LAD		SFG	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
36	174	77 (1)	Jun 26	LAD		SFG	W,4-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
37	175	78	Jun 27	LAD		PHI	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
38	176	80 (1)	Jun 29	LAD		PHI	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						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
39	177	83 (2)	Jul 3	LAD	@	COL	W,10-8	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2						P
40	178	87 (3)	Jul 7	LAD	@	SFG	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
41	179	90 (2)	Jul 10	LAD	@	ARI	W,7-5	13-GF(14)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
42	180	94 (3)	Jul 14	LAD		COL	L,1-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
43	181	95	Jul 19	LAD	@	WSN	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2						P
44	182	96	Jul 20	LAD	@	WSN	W,3-1	10-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
45	183	102 (5)	Jul 26	LAD		CIN	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
46	184	103	Jul 27	LAD		CIN	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
47	185	104	Jul 28	LAD		CIN	W,1-0	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
48	186	105	Jul 30	LAD		NYY	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						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
49	187	107 (1)	Aug 1	LAD	@	CHC	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
50	188	109 (1)	Aug 3	LAD	@	CHC	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
51	189	110	Aug 4	LAD	@	CHC	W,1-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
52	190	114 (3)	Aug 8	LAD	@	STL	W,5-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
53	191	118 (3)	Aug 12	LAD		NYM	W,4-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
54	192	119	Aug 13	LAD		NYM	W,4-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
55	193	121 (1)	Aug 16	LAD	@	PHI	W,4-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
56	194	125 (3)	Aug 20	LAD	@	MIA	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
57	195	126	Aug 21	LAD	@	MIA	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
58	196	128 (1)	Aug 23	LAD		BOS	W,2-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
59	197	133 (4)	Aug 28	LAD		CHC	W,4-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
60	198	135 (1)	Aug 31	LAD		SDP	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
Sept		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
61	199	136	Sep 1	LAD		SDP	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
62	200	137	Sep 2	LAD	@	COL	W,10-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
63	201	143 (5)	Sep 9	LAD		ARI	W,8-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
64	202	144	Sep 10	LAD		ARI	W,5-3	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
65	203	146 (1)	Sep 12	LAD		SFG	W,3-2	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
66	204	151 (4)	Sep 17	LAD	@	ARI	W,9-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
67	205	153 (1)	Sep 19	LAD	@	ARI	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
68	206	156 (2)	Sep 22	LAD	@	SDP	W,1-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
69	207	157	Sep 24	LAD	@	SFG	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
70	208	162 (4)	Sep 29	LAD		COL	L,1-2	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6						P
							55-15		1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000		.15	-0.004	.08	0.00%	-0.40

Player Page Tricks and Tips

More Jansen Pages

Kenley Jansen Overview

Minor, Winter & Fall 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 Kenley Jansen Pages at Baseball Reference

Kenley Jansen page at the Bullpen Wiki