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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.

2018 Fielding Game Log (overall)

2018 Fielding Game Log (overall)
Rk	Gtm	Date	Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
1	2 (1)	Mar 30	LAD		SFG	L,0-1	GF	4	1.0	0	1	0	1	0	P
2	5 (2)	Apr 2	LAD	@	ARI	L,7-8		6	1.0	0	0	0	0	0	P
3	8 (2)	Apr 7	LAD	@	SFG	L,5-7		5	1.0	0	0	0	0	0	P
4	9	Apr 8	LAD	@	SFG	W,2-1	GF	4	1.0	0	0	0	0	0	P
5	10	Apr 10	LAD		OAK	W,4-0	GF	2	0.2	0	0	0	0	0	P
6	12 (1)	Apr 13	LAD		ARI	L,7-8	GF	4	1.0	0	0	0	0	0	P
7	16 (3)	Apr 17	LAD	@	SDP	W,7-3		6	1.0	0	0	0	0	0	P
8	19 (2)	Apr 21	LAD		WSN	W,4-0	GF	4	1.0	0	0	0	0	0	P
9	20	Apr 22	LAD		WSN	W,4-3	GF	5	1.0	0	0	0	0	0	P
10	23 (2)	Apr 25	LAD		MIA	L,6-8	GF	6	1.0	0	0	0	0	0	P
May			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
11	29 (5)	May 1	LAD	@	ARI	L,3-4	GF	5	1.0	0	0	0	0	0	P
12	30	May 2	LAD	@	ARI	W,2-1	GF	5	1.0	0	0	0	0	0	P
13	31	May 3	LAD	@	ARI	W,5-2	GF	3	1.0	0	0	0	0	0	P
14	35 (3)	May 8	LAD		ARI	L,5-8		7	2.0	0	0	0	0	0	P
15	36	May 9	LAD		ARI	W,6-3	GF	3	1.0	0	0	0	0	0	P
16	40 (3)	May 13	LAD		CIN	L,3-5	GF	3	1.0	0	0	0	0	0	P
17	43 (2)	May 17	LAD	@	MIA	W,7-0	GF	5	1.0	0	0	0	0	0	P
18	44	May 19 (1)	LAD	@	WSN	W,4-1	GF	3	1.0	0	0	0	0	0	P
19	45	May 19 (2)	LAD	@	WSN	W,5-4	GF	3	1.0	0	1	0	1	0	P
20	48 (2)	May 22	LAD		COL	W,5-3	GF	4	1.0	0	0	0	0	0	P
21	49	May 23	LAD		COL	W,3-0	GF	4	1.0	0	0	0	0	0	P
22	50	May 25	LAD		SDP	W,4-1	GF	3	1.0	0	0	0	0	0	P
23	53 (2)	May 28	LAD		PHI	W,5-4	GF	3	1.0	0	0	0	0	0	P
24	56 (2)	May 31	LAD		PHI	L,1-2	GF	3	1.0	0	0	0	0	0	P
Jun			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
25	57	Jun 1	LAD	@	COL	W,11-8	GF	8	1.1	0	0	0	0	0	P
26	59 (1)	Jun 3	LAD	@	COL	W,10-7	GF	3	1.0	0	0	0	0	0	P
27	62 (2)	Jun 7	LAD	@	PIT	W,8-7	GF	6	1.2	0	0	0	0	0	P
28	63	Jun 8	LAD		ATL	W,7-3	GF	3	1.0	0	0	0	0	0	P
29	67 (3)	Jun 13	LAD		TEX	W,3-2		4	1.0	0	1	0	1	0	P
30	68	Jun 15	LAD		SFG	W,3-2	GF	3	1.0	0	0	0	0	0	P
31	69	Jun 16	LAD		SFG	W,3-1	GF	5	1.0	0	0	0	0	0	P
32	71 (1)	Jun 19 (1)	LAD	@	CHC	W,4-3	GF	3	1.0	0	0	0	0	0	P
33	74 (2)	Jun 22	LAD	@	NYM	W,5-2	GF	3	1.0	0	0	0	0	0	P
34	76 (1)	Jun 24	LAD	@	NYM	W,8-7		4	1.0	0	0	0	0	0	P
35	77	Jun 25	LAD		CHC	W,2-1	GF	5	1.0	0	0	0	0	0	P
36	79 (1)	Jun 27	LAD		CHC	W,7-5	GF	5	1.1	0	0	0	0	0	P
Jul			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
37	83 (3)	Jul 1	LAD		COL	W,6-4	GF	3	1.0	0	0	0	0	0	P
38	86 (2)	Jul 4	LAD		PIT	W,6-4	GF	7	1.2	0	0	0	0	0	P
39	87	Jul 6	LAD	@	LAA	L,2-3	GF	5	0.2	0	0	0	0	0	P
40	88	Jul 7	LAD	@	LAA	W,3-1	GF	3	1.0	0	0	0	0	0	P
41	92 (3)	Jul 11	LAD	@	SDP	W,4-2	GF	4	1.0	0	0	0	0	0	P
42	93	Jul 12	LAD	@	SDP	W,3-2	GF	4	1.0	0	0	0	0	0	P
43	95 (1)	Jul 14	LAD		LAA	L,4-5	GF	4	1.0	0	0	0	0	0	P
44	96	Jul 15	LAD		LAA	W,5-3	GF	3	1.0	0	0	0	0	0	P
45	97	Jul 20	LAD	@	MIL	W,6-4	GF	4	1.0	0	0	0	0	0	P
46	100 (2)	Jul 23	LAD	@	PHI	W,7-6	GF	4	1.0	0	0	0	0	0	P
47	101	Jul 24	LAD	@	PHI	L,4-7		7	1.2	1	0	0	1	0	P
48	104 (2)	Jul 27	LAD	@	ATL	W,4-1	GF	4	1.1	0	0	0	0	0	P
Aug			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
49	109 (4)	Aug 1	LAD		MIL	W,6-4		4	1.0	0	0	0	0	0	P
50	113 (3)	Aug 5	LAD		HOU	W,3-2	GF	4	1.0	0	0	0	0	0	P
51	114	Aug 7	LAD	@	OAK	W,4-2	GF	3	1.0	0	0	0	0	0	P
52	126 (11)	Aug 20	LAD		STL	L,3-5	GF	6	1.0	0	0	0	0	0	P
53	128 (1)	Aug 22	LAD		STL	L,1-3	GF	6	1.0	0	0	0	0	0	P
54	130 (1)	Aug 25	LAD		SDP	W,5-4		4	1.0	0	0	0	0	0	P
55	132 (1)	Aug 28	LAD	@	TEX	W,8-4	GF	6	1.0	0	1	0	1	1	P
56	135 (2)	Aug 31	LAD		ARI	W,3-2	GF	4	1.0	0	0	0	0	0	P
September			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
57	136	Sep 1	LAD		ARI	W,3-2	GF	4	1.0	0	0	0	0	0	P
58	137	Sep 2	LAD		ARI	W,3-2	GF	4	1.0	0	0	0	0	0	P
59	140 (2)	Sep 5	LAD		NYM	L,3-7	GF	3	1.0	0	0	0	0	0	P
60	146 (5)	Sep 12	LAD	@	CIN	W,8-1	GF	3	1.0	0	0	0	0	0	P
61	147	Sep 13	LAD	@	STL	W,9-7	GF	6	1.0	0	0	0	0	0	P
62	148	Sep 14	LAD	@	STL	W,3-0	GF	4	1.0	0	0	0	0	0	P
63	152 (3)	Sep 18	LAD		COL	W,3-2		4	1.0	0	0	0	0	0	P
64	153	Sep 19	LAD		COL	W,5-2	GF	3	1.0	0	0	0	0	0	P
65	155 (1)	Sep 22	LAD		SDP	W,7-2	GF	2	0.2	0	0	0	0	0	P
66	157 (1)	Sep 24	LAD	@	ARI	W,7-4	GF	4	1.0	0	0	0	0	0	P
67	160 (2)	Sep 28	LAD	@	SFG	W,3-1	GF	3	1.0	0	0	0	0	0	P
68	161	Sep 29	LAD	@	SFG	W,10-6	GF	3	0.2	0	0	0	0	0	P
69	163 (1)	Oct 1	LAD		COL	W,5-2	GF	5	1.0	0	0	0	0	0	P
							69gm		71.2	1	4	0	5	1