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

46-18 / in Starts: 0-0

2012 Batting Game Log

Click two rows to sum games (Clear)

2012 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	75	1	Apr 5	LAD	@	SDP	W,5-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
2	76	3 (1)	Apr 7	LAD	@	SDP	W,6-5	8-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8						P
3	77	5 (1)	Apr 10	LAD		PIT	W,2-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
4	78	6	Apr 11	LAD		PIT	W,4-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
5	79	8 (1)	Apr 13	LAD		SDP	W,9-8	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
6	80	10 (1)	Apr 15	LAD		SDP	W,5-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
7	81	11	Apr 17	LAD	@	MIL	L,4-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
8	82	12	Apr 18	LAD	@	MIL	L,2-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
9	83	14 (1)	Apr 20	LAD	@	HOU	W,3-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
10	84	15	Apr 21	LAD	@	HOU	W,5-1	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						P
11	85	18 (2)	Apr 24	LAD		ATL	L,3-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
12	86	19	Apr 25	LAD		ATL	L,2-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
13	87	20	Apr 27	LAD		WSN	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
14	88	22 (1)	Apr 29	LAD		WSN	W,2-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						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
15	89	24 (1)	May 1	LAD	@	COL	W,7-6	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
16	90	28 (3)	May 6	LAD	@	CHC	L,3-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
17	91	31 (2)	May 9	LAD		SFG	W,6-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
18	92	33 (1)	May 12	LAD		COL	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
19	93	35 (1)	May 14	LAD		ARI	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
20	94	39 (3)	May 18	LAD		STL	W,6-5	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
21	95	41 (1)	May 20	LAD		STL	W,6-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
22	96	43 (1)	May 22	LAD	@	ARI	W,8-7	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
23	97	46 (2)	May 26	LAD		HOU	W,6-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
24	98	50 (3)	May 30	LAD		MIL	L,3-6	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						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	99	53 (2)	Jun 2	LAD	@	COL	W,6-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
26	100	55 (1)	Jun 4	LAD	@	PHI	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
27	101	56	Jun 5	LAD	@	PHI	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
28	102	57	Jun 6	LAD	@	PHI	W,6-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
29	103	62 (4)	Jun 11	LAD		LAA	L,2-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						P
30	104	63	Jun 12	LAD		LAA	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
31	105	64	Jun 13	LAD		LAA	L,1-2	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
32	106	65	Jun 15	LAD		CHW	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
33	107	78 (12)	Jun 29	LAD		NYM	L,0-9	8-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						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
34	108	80 (1)	Jul 1	LAD		NYM	W,8-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
35	109	82 (1)	Jul 3	LAD		CIN	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
36	110	83	Jul 4	LAD		CIN	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
37	111	84	Jul 5	LAD	@	ARI	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
38	112	87 (2)	Jul 8	LAD	@	ARI	L,1-7	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
39	113	88	Jul 13	LAD		SDP	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
40	114	89	Jul 14	LAD		SDP	L,6-7	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
41	115	92 (2)	Jul 17	LAD		PHI	L,2-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
42	116	93	Jul 18	LAD		PHI	W,5-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
43	117	94	Jul 20	LAD	@	NYM	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
44	118	95	Jul 21	LAD	@	NYM	W,8-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
45	119	97 (1)	Jul 23	LAD	@	STL	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
46	120	101 (3)	Jul 27	LAD	@	SFG	W,5-3	10-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					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
47	121	106 (4)	Aug 1	LAD		ARI	L,0-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
48	122	108 (1)	Aug 4	LAD		CHC	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
49	123	109	Aug 5	LAD		CHC	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
50	124	112 (2)	Aug 8	LAD		COL	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
51	125	113	Aug 10	LAD	@	MIA	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
52	126	116 (2)	Aug 13	LAD	@	PIT	W,5-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
53	127	121 (4)	Aug 18	LAD	@	ATL	W,6-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
54	128	125 (3)	Aug 22	LAD		SFG	L,4-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
55	129	129 (3)	Aug 27	LAD	@	COL	L,0-10	8-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						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
56	130	150 (20)	Sep 20	LAD	@	WSN	L,1-4	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
57	131	151	Sep 21	LAD	@	CIN	W,3-1	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
58	132	153 (1)	Sep 23	LAD	@	CIN	W,5-3	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
59	133	154	Sep 25	LAD	@	SDP	L,1-2	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
60	134	156 (1)	Sep 27	LAD	@	SDP	W,8-4	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
61	135	158 (1)	Sep 29	LAD		COL	W,3-0	8-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
62	136	160 (1)	Oct 1	LAD		SFG	W,3-2	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
63	137	161	Oct 2	LAD		SFG	L,3-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
64	138	162	Oct 3	LAD		SFG	W,5-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
							46-18		0	0	0	0	0	0	0	0	0		0	0	0		0		0	0

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