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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

2023 Contract Status: Signed thru 2024, 2 yrs/$32M (23-24)

Service Time (01/2023): 12.073 • 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

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SUMMARY

2023

Career

WAR

0.7

20.5

ERA

3.63

2.52

817

420

44.2

813.2

1159

WHIP

1.276

0.956

Fielding stats are given overall and by position. In some cases, they will be identical.

2011 Fielding Game Log (overall)

2011 Fielding Game Log (overall)
Rk	Gtm	Date	Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
1	3 (2)	Apr 2	LAD		SFG	L,0-10		9	1.0	0	0	0	0	0	P
2	6 (2)	Apr 6	LAD	@	COL	L,5-7		7	2.0	0	0	0	0	0	P
3	7	Apr 8 susp	LAD	@	SDP	W,4-2		4	1.0	0	0	0	0	0	P
4	9 (1)	Apr 10	LAD	@	SDP	L,2-7		6	1.1	0	0	0	0	0	P
5	11 (1)	Apr 12	LAD	@	SFG	L,4-5		4	1.0	0	0	0	0	0	P
6	14 (2)	Apr 15	LAD		STL	L,2-11		6	1.0	0	0	0	0	0	P
7	15	Apr 16	LAD		STL	L,2-9		3	1.0	0	0	0	0	0	P
8	18 (2)	Apr 19	LAD		ATL	L,1-10		6	0.1	0	0	0	0	0	P
9	21 (2)	Apr 22	LAD	@	CHC	W,12-2		5	1.2	0	0	0	0	0	P
10	25 (3)	Apr 26	LAD	@	FLA	L,2-4	GF	7	2.0	0	0	0	0	0	P
11	28 (2)	Apr 30	LAD		SDP	L,2-5	GF	4	1.0	0	0	0	0	0	P
May			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
12	33 (4)	May 6	LAD	@	NYM	L,3-6	GF	5	1.0	0	0	0	0	0	P
13	35 (1)	May 8	LAD	@	NYM	W,4-2		2	0.1	0	0	0	0	0	P
14	39 (3)	May 13	LAD		ARI	W,4-3	GF	1	0.1	0	0	0	0	0	P
15	40	May 14	LAD		ARI	L,0-1	GF	3	1.0	0	0	0	0	0	P
16	42 (1)	May 16	LAD		MIL	L,1-2		4	1.0	0	0	0	0	0	P
17	43	May 17	LAD		MIL	W,3-0		2	0.1	0	0	0	0	0	P
18	46 (2)	May 20	LAD	@	CHW	W,6-4		7	2.0	0	0	0	0	0	P
19	49 (2)	May 23	LAD	@	HOU	L,3-4	GF	7	0.2	0	0	0	0	0	P
20	53 (3)	May 28	LAD		FLA	L,1-6		6	1.0	0	0	0	0	0	P
Jun			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
21	72 (18)	Jun 18	LAD		HOU	L,0-7		4	1.0	0	1	0	1	0	P
22	76 (3)	Jun 22	LAD		DET	L,5-7		7	1.2	0	0	0	0	0	P
23	78 (1)	Jun 25	LAD		LAA	L,1-6		6	2.0	0	0	0	0	0	P
24	81 (2)	Jun 28	LAD	@	MIN	L,4-6		5	1.1	0	0	0	0	0	P
Jul			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
25	84 (2)	Jul 2	LAD	@	LAA	L,1-7		3	1.0	0	0	0	0	0	P
26	87 (2)	Jul 5	LAD		NYM	L,0-6	GF	3	1.0	0	1	0	1	0	P
27	89 (1)	Jul 7	LAD		NYM	W,6-0		4	0.1	0	0	0	0	0	P
28	92 (2)	Jul 10	LAD		SDP	W,4-1		5	1.1	0	0	0	0	0	P
29	95 (2)	Jul 17	LAD	@	ARI	L,1-4	GF	4	1.0	0	0	0	0	0	P
30	97 (1)	Jul 19	LAD	@	SFG	L,3-5		4	1.0	0	0	0	0	0	P
31	99 (1)	Jul 22	LAD		WSN	L,2-7		4	1.1	0	0	0	0	0	P
32	101 (1)	Jul 24	LAD		WSN	W,3-1		3	1.0	1	0	0	1	0	P
33	102	Jul 25	LAD		COL	W,8-5		3	1.0	0	0	0	0	0	P
34	103	Jul 26	LAD		COL	W,3-2	GF	3	1.0	0	0	0	0	0	P
Aug			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
35	130 (26)	Aug 26	LAD		COL	W,6-1		3	1.0	0	0	0	0	0	P
36	132 (1)	Aug 28	LAD		COL	L,6-7	GF	3	1.0	1	1	0	2	1	P
37	134 (1)	Aug 30	LAD		SDP	W,8-5		4	1.0	0	0	0	0	0	P
September			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
38	136 (1)	Sep 1	LAD	@	PIT	W,6-4	GF	5	1.0	0	0	0	0	0	P
39	138 (1)	Sep 3	LAD	@	ATL	W,2-1		6	1.2	0	0	0	0	0	P
40	141 (2)	Sep 6	LAD	@	WSN	W,7-3		4	1.0	0	0	0	0	0	P
41	142	Sep 8	LAD	@	WSN	W,7-4		3	1.0	0	0	0	0	0	P
42	144 (1)	Sep 10	LAD	@	SFG	W,3-0		4	1.0	0	0	0	0	0	P
43	147 (2)	Sep 13	LAD		ARI	L,4-5		5	1.1	0	0	0	0	0	P
44	148	Sep 14	LAD		ARI	W,3-2	GF	5	1.0	0	0	0	0	0	P
45	151 (2)	Sep 17	LAD		PIT	W,6-1		2	0.2	0	0	0	0	0	P
46	153 (1)	Sep 20	LAD		SFG	W,2-1		2	0.2	0	0	0	0	0	P
47	155 (1)	Sep 22	LAD		SFG	W,8-2		4	1.0	0	0	0	0	0	P
48	156	Sep 23	LAD	@	SDP	W,2-0		3	1.0	0	0	0	0	0	P
49	158 (1)	Sep 25	LAD	@	SDP	W,6-2		2	0.2	0	0	0	0	0	P
50	160 (1)	Sep 27	LAD	@	ARI	L,6-7		5	1.0	0	0	0	0	0	P
51	161	Sep 28	LAD	@	ARI	W,7-5	GF	2	0.2	0	0	0	0	0	P
							51gm		53.2	2	3	0	5	1