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

0.4

21.0

ERA

2.84

2.53

830

426

12.2

826.1

1178

WHIP

1.263

0.961

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Summary

Team Record in Appearances	49-17 / 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)

2021 Batting Game Log

Click two rows to sum games (Clear)

2021 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	DFS(DK)	DFS(FD)	Pos
1	575	3 (2)	Apr 3	LAD	@	COL	W,6-5	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3								P
2	576	10 (6)	Apr 11	LAD		WSN	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6								P
3	577	12 (1)	Apr 14	LAD		COL	W,4-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5								P
4	578	14 (1)	Apr 16	LAD	@	SDP	W,11-6	8-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9								P
5	579	21 (6)	Apr 24	LAD		SDP	W,5-4	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7								P
6	580	23 (1)	Apr 26	LAD		CIN	L,3-5	10-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9								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	DFS(DK)	DFS(FD)	Pos
7	581	28 (4)	May 1	LAD	@	MIL	L,5-6	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5								P
8	582	31 (2)	May 4 (2)	LAD	@	CHC	L,3-4	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9								P
9	583	32	May 5	LAD	@	CHC	L,5-6	10-11	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9								P
10	584	35 (2)	May 9	LAD	@	LAA	L,1-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8								P
11	585	36	May 11	LAD		SEA	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7								P
12	586	38 (1)	May 14	LAD		MIA	W,9-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9								P
13	587	41 (2)	May 17	LAD		ARI	W,3-1	8-GF	1	1	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	.000	.000	.000	.000	9	.49	-0.013	.61	-0.01%	-0.45			P
14	588	43 (1)	May 19	LAD		ARI	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
15	589	44	May 20	LAD		ARI	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
16	590	46 (1)	May 22	LAD	@	SFG	W,6-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
17	591	50 (3)	May 27	LAD		SFG	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7								P
18	592	51	May 28	LAD		SFG	L,5-8	10-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	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	DFS(DK)	DFS(FD)	Pos
19	593	55 (3)	Jun 1	LAD		STL	L,2-3	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8								P
20	594	57 (1)	Jun 4	LAD	@	ATL	W,9-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
21	595	60 (2)	Jun 8	LAD	@	PIT	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
22	596	61	Jun 9	LAD	@	PIT	W,2-1	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6								P
23	597	65 (3)	Jun 13	LAD		TEX	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
24	598	66	Jun 14	LAD		PHI	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
25	599	69 (2)	Jun 18	LAD	@	ARI	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	4								P
26	600	71 (1)	Jun 20	LAD	@	ARI	W,9-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2								P
27	601	76 (4)	Jun 25	LAD		CHC	W,6-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8								P
28	602	79 (2)	Jun 28	LAD		SFG	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
29	603	80	Jun 29	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	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	DFS(DK)	DFS(FD)	Pos
30	604	83 (2)	Jul 3	LAD	@	WSN	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6								P
31	605	84	Jul 4	LAD	@	WSN	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
32	606	87 (2)	Jul 7	LAD	@	MIA	L,6-9	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7								P
33	607	91 (3)	Jul 11	LAD		ARI	W,7-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7								P
34	608	94 (2)	Jul 18	LAD	@	COL	L,5-6	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8								P
35	609	97 (2)	Jul 21	LAD		SFG	L,2-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3								P
36	610	98	Jul 22	LAD		SFG	L,3-5	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5								P
37	611	100 (1)	Jul 24	LAD		COL	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
38	612	105 (4)	Jul 30	LAD	@	ARI	L,5-6	8-9	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	DFS(DK)	DFS(FD)	Pos
39	613	109 (3)	Aug 4	LAD		HOU	W,7-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
40	614	110	Aug 6	LAD		LAA	L,3-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
41	615	111	Aug 7	LAD		LAA	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
42	616	115 (3)	Aug 12	LAD	@	PHI	L,1-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3								P
43	617	116	Aug 13	LAD	@	NYM	W,6-5	9-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
44	618	119 (2)	Aug 16	LAD		PIT	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3								P
45	619	120	Aug 17	LAD		PIT	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8								P
46	620	123 (2)	Aug 20	LAD		NYM	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
47	621	124	Aug 21	LAD		NYM	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3								P
48	622	126 (1)	Aug 24	LAD	@	SDP	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
49	623	127	Aug 25	LAD	@	SDP	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
50	624	130 (2)	Aug 28	LAD		COL	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8								P
51	625	131	Aug 29	LAD		COL	L,0-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6								P
52	626	133 (1)	Aug 31	LAD		ATL	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
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	DFS(DK)	DFS(FD)	Pos
53	627	135 (1)	Sep 3	LAD	@	SFG	L,2-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2								P
54	628	141 (5)	Sep 9	LAD	@	STL	L,1-2	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
55	629	142	Sep 10	LAD		SDP	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
56	630	143	Sep 11	LAD		SDP	W,5-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
57	631	146 (2)	Sep 14	LAD		ARI	W,8-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
58	632	147	Sep 15	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	9								P
59	633	149 (1)	Sep 18	LAD	@	CIN	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
60	634	150	Sep 19	LAD	@	CIN	W,8-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
61	635	151	Sep 21	LAD	@	COL	W,5-4	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
62	636	153 (1)	Sep 23	LAD	@	COL	W,7-5	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
63	637	154	Sep 24	LAD	@	ARI	W,4-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7								P
64	638	156 (1)	Sep 26	LAD	@	ARI	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
65	639	158 (1)	Sep 29	LAD		SDP	W,11-9	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9								P
66	640	160 (1)	Oct 1	LAD		MIL	W,8-6	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6								P
							49-17		1	1	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	.000	.000	.000	.000		.49	-0.013	.61	-0.01%	-0.45

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