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, 19,785th 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

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SUMMARY

2024

Career

WAR

0.3

20.9

ERA

2.35

2.52

825

425

7.2

821.1

1171

WHIP

1.565

0.962

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

2021 Fielding Game Log (overall)

2021 Fielding Game Log (overall)
Rk	Gtm	Date	Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
1	3 (2)	Apr 3	LAD	@	COL	W,6-5	GF	6	1.2	0	0	0	0	0
2	6 (2)	Apr 6	LAD	@	OAK	W,5-1	GF	4	1.0	0	0	0	0	0
3	7	Apr 7	LAD	@	OAK	L,3-4		6	1.0	0	0	0	0	0
4	10 (2)	Apr 11	LAD		WSN	W,3-0	GF	3	1.0	0	1	0	1	0
5	12 (1)	Apr 14	LAD		COL	W,4-2	GF	4	1.0	0	0	0	0	0
6	14 (1)	Apr 16	LAD	@	SDP	W,11-6		6	1.1	0	0	0	0	0
7	18 (3)	Apr 20	LAD	@	SEA	W,1-0	GF	3	1.0	0	0	0	0	0
8	21 (2)	Apr 24	LAD		SDP	W,5-4	GF	5	1.1	0	0	0	0	0
9	23 (1)	Apr 26	LAD		CIN	L,3-5	GF	5	1.0	0	0	0	0	0
May			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
10	28 (4)	May 1	LAD	@	MIL	L,5-6		4	1.0	0	0	0	0	0
11	31 (2)	May 4 (2)	LAD	@	CHC	L,3-4		3	1.0	0	0	0	0	0
12	32	May 5	LAD	@	CHC	L,5-6		5	1.0	0	0	0	0	0
13	35 (2)	May 9	LAD	@	LAA	L,1-2	GF	5	1.0	0	0	0	0	0
14	36	May 11	LAD		SEA	W,6-4	GF	3	1.0	0	0	0	0	0
15	38 (1)	May 14	LAD		MIA	W,9-6	GF	3	1.0	0	0	0	0	0
16	41 (2)	May 17	LAD		ARI	W,3-1	GF	5	1.1	0	0	0	0	0
17	43 (1)	May 19	LAD		ARI	W,4-2	GF	3	1.0	0	0	0	0	0
18	44	May 20	LAD		ARI	W,3-2	GF	3	1.0	0	0	0	0	0
19	46 (1)	May 22	LAD	@	SFG	W,6-3	GF	3	1.0	0	0	0	0	0
20	50 (3)	May 27	LAD		SFG	W,4-3	GF	3	1.0	0	0	0	0	0
21	51	May 28	LAD		SFG	L,5-8		5	0.2	0	0	0	0	0
Jun			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
22	55 (3)	Jun 1	LAD		STL	L,2-3	GF	2	0.2	0	0	0	0	0
23	57 (1)	Jun 4	LAD	@	ATL	W,9-5	GF	5	1.0	0	0	0	0	0
24	60 (2)	Jun 8	LAD	@	PIT	W,5-3	GF	1	0.1	0	0	0	0	0
25	61	Jun 9	LAD	@	PIT	W,2-1	GF	5	1.1	1	0	0	1	0
26	65 (3)	Jun 13	LAD		TEX	W,5-3	GF	5	1.0	0	0	0	0	0
27	66	Jun 14	LAD		PHI	W,3-1	GF	3	1.0	0	0	0	0	0
28	69 (2)	Jun 18	LAD	@	ARI	W,3-0	GF	3	1.0	0	0	0	0	0
29	71 (1)	Jun 20	LAD	@	ARI	W,9-8	GF	3	1.0	0	0	0	0	0
30	76 (4)	Jun 25	LAD		CHC	W,6-2	GF	4	1.0	0	0	0	0	0
31	79 (2)	Jun 28	LAD		SFG	W,3-2	GF	3	1.0	0	0	0	0	0
32	80	Jun 29	LAD		SFG	W,3-1	GF	5	1.0	0	0	0	0	0
Jul			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
33	83 (2)	Jul 3	LAD	@	WSN	W,5-3	GF	5	1.0	0	0	0	0	0
34	84	Jul 4	LAD	@	WSN	W,5-1	GF	3	1.0	0	0	0	0	0
35	87 (2)	Jul 7	LAD	@	MIA	L,6-9		5	0.2	0	0	0	0	0
36	91 (3)	Jul 11	LAD		ARI	W,7-4	GF	4	1.0	0	0	0	0	0
37	94 (2)	Jul 18	LAD	@	COL	L,5-6		5	1.0	1	0	0	1	0
38	97 (2)	Jul 21	LAD		SFG	L,2-4		6	0.1	0	0	0	0	0
39	98	Jul 22	LAD		SFG	L,3-5		8	0.2	0	0	0	0	0
40	100 (1)	Jul 24	LAD		COL	W,1-0	GF	4	1.0	0	0	0	0	0
41	105 (4)	Jul 30	LAD	@	ARI	L,5-6		6	1.0	0	0	0	0	0
Aug			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
42	109 (3)	Aug 4	LAD		HOU	W,7-5	GF	5	1.0	0	0	0	0	0
43	110	Aug 6	LAD		LAA	L,3-4		3	1.0	0	0	0	0	0
44	111	Aug 7	LAD		LAA	W,5-3	GF	3	1.0	0	0	0	0	0
45	115 (3)	Aug 12	LAD	@	PHI	L,1-2	GF	3	1.0	0	0	0	0	0
46	116	Aug 13	LAD	@	NYM	W,6-5	GF	8	2.0	0	0	0	0	0
47	119 (2)	Aug 16	LAD		PIT	W,2-1	GF	4	1.0	0	0	0	0	0
48	120	Aug 17	LAD		PIT	W,4-3	GF	6	1.0	0	0	0	0	0
49	123 (2)	Aug 20	LAD		NYM	W,3-2	GF	3	1.0	0	0	0	0	0
50	124	Aug 21	LAD		NYM	W,4-3	GF	4	1.0	0	0	0	0	0
51	126 (1)	Aug 24	LAD	@	SDP	W,5-2	GF	5	1.0	0	0	0	0	0
52	127	Aug 25	LAD	@	SDP	W,5-3		3	1.0	0	0	0	0	0
53	130 (2)	Aug 28	LAD		COL	W,5-2	GF	3	1.0	0	0	0	0	0
54	131	Aug 29	LAD		COL	L,0-5		3	1.0	0	1	0	1	0
55	133 (1)	Aug 31	LAD		ATL	W,3-2	GF	3	1.0	0	0	0	0	0
September			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
56	135 (1)	Sep 3	LAD	@	SFG	L,2-3		5	1.0	0	0	0	0	0
57	141 (5)	Sep 9	LAD	@	STL	L,1-2	GF	3	1.0	1	0	0	1	0
58	142	Sep 10	LAD		SDP	W,3-0	GF	4	1.0	0	0	0	0	0
59	143	Sep 11	LAD		SDP	W,5-4	GF	3	1.0	0	0	0	0	0
60	146 (2)	Sep 14	LAD		ARI	W,8-4	GF	3	1.0	1	0	0	1	0
61	147	Sep 15	LAD		ARI	W,5-3	GF	3	1.0	0	0	0	0	0
62	149 (1)	Sep 18	LAD	@	CIN	W,5-1	GF	1	0.1	0	0	0	0	0
63	150	Sep 19	LAD	@	CIN	W,8-5	GF	4	1.0	0	0	0	0	0
64	151	Sep 21	LAD	@	COL	W,5-4		5	1.0	0	0	0	0	0
65	153 (1)	Sep 23	LAD	@	COL	W,7-5		4	1.0	0	0	0	0	0
66	154	Sep 24	LAD	@	ARI	W,4-2	GF	3	1.0	0	0	0	0	0
67	156 (1)	Sep 26	LAD	@	ARI	W,3-0	GF	4	1.0	0	0	0	0	0
68	158 (1)	Sep 29	LAD		SDP	W,11-9	GF	3	1.0	0	0	0	0	0
69	160 (1)	Oct 1	LAD		MIL	W,8-6	GF	5	1.1	0	0	0	0	0
							69gm		69.0	4	2	0	6	0