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

0.2

20.9

ERA

2.70

2.52

824

424

6.2

820.1

1168

WHIP

1.800

0.963

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Summary

Team Record in Appearances	46-13 / 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	1 (1-0-0)
Avg. MLBer w/ 1 PAs	0
Avg. Runners on Base	0 (0-0-0)

2019 Batting Game Log

Click two rows to sum games (Clear)

2019 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	516	2 (1)	Mar 29	LAD		ARI	L,4-5	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
2	517	4 (1)	Mar 31	LAD		ARI	W,8-7	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
3	518	6 (1)	Apr 2	LAD		SFG	W,6-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
4	519	7	Apr 3	LAD		SFG	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
5	520	9 (1)	Apr 6	LAD	@	COL	W,7-2	8-GF	1	1	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	.000	.000	.000	.000	1	.05	-0.001	.06	0.00%	-0.35	P
6	521	15 (5)	Apr 12	LAD		MIL	L,5-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
7	522	18 (2)	Apr 15	LAD		CIN	W,4-3	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
8	523	20 (1)	Apr 17	LAD		CIN	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
9	524	21	Apr 18	LAD	@	MIL	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
10	525	22	Apr 19	LAD	@	MIL	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
11	526	24 (1)	Apr 21	LAD	@	MIL	W,6-5	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
12	527	27 (2)	Apr 25	LAD	@	CHC	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	5						P
13	528	29 (1)	Apr 27	LAD		PIT	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
14	529	30	Apr 28	LAD		PIT	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	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	530	34 (3)	May 3	LAD	@	SDP	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
16	531	35	May 4	LAD	@	SDP	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
17	532	36	May 5	LAD	@	SDP	L,5-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
18	533	43 (6)	May 12	LAD		WSN	W,6-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
19	534	44	May 14	LAD		SDP	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
20	535	45	May 15	LAD		SDP	W,2-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
21	536	54 (8)	May 27	LAD		NYM	W,9-5	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
22	537	57 (2)	May 30	LAD		NYM	W,2-0	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
23	538	58	May 31	LAD		PHI	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
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
24	539	61 (2)	Jun 3	LAD	@	ARI	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	540	66 (4)	Jun 9	LAD	@	SFG	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
26	541	70 (3)	Jun 14	LAD		CHC	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
27	542	71	Jun 15	LAD		CHC	L,1-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
28	543	72	Jun 16	LAD		CHC	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	544	76 (3)	Jun 20	LAD		SFG	W,9-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
30	545	78 (1)	Jun 22	LAD		COL	W,5-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
31	546	79	Jun 23	LAD		COL	W,6-3	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
32	547	81 (1)	Jun 25	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
33	548	83 (1)	Jun 27	LAD	@	COL	W,12-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6						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	549	88 (4)	Jul 3	LAD		ARI	W,5-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
35	550	92 (3)	Jul 7	LAD		SDP	L,3-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
36	551	97 (4)	Jul 16	LAD	@	PHI	L,8-9	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	8						P
37	552	100 (2)	Jul 19	LAD		MIA	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
38	553	104 (3)	Jul 24	LAD		LAA	L,2-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	4						P
39	554	105	Jul 26	LAD	@	WSN	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
40	555	110 (4)	Jul 31	LAD	@	COL	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
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
41	556	116 (5)	Aug 6	LAD		STL	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
42	557	118 (1)	Aug 9	LAD		ARI	L,2-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
43	558	119	Aug 10	LAD		ARI	W,4-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
44	559	123 (3)	Aug 15	LAD	@	MIA	L,7-13	7-8	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2						P
45	560	126 (2)	Aug 18	LAD	@	ATL	L,3-5	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
46	561	128 (1)	Aug 21	LAD		TOR	W,2-1	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
47	562	131 (2)	Aug 24	LAD		NYY	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	7						P
48	563	135 (3)	Aug 28	LAD	@	SDP	W,6-4	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
49	564	138 (2)	Aug 31	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	1						P
Sept		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
50	565	139	Sep 1	LAD	@	ARI	W,4-3	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2						P
51	566	141 (1)	Sep 3	LAD		COL	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
52	567	144 (2)	Sep 7	LAD		SFG	L,0-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
53	568	151 (6)	Sep 15	LAD	@	NYM	W,3-2	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	9						P
54	569	152	Sep 17	LAD		TBR	W,7-5	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
55	570	153	Sep 18	LAD		TBR	L,7-8	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	1						P
56	571	156 (2)	Sep 22	LAD		COL	W,7-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	6						P
57	572	157	Sep 24	LAD	@	SDP	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
58	573	158	Sep 25	LAD	@	SDP	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	3						P
59	574	161 (2)	Sep 28	LAD	@	SFG	W,2-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0	.000	.000	.000	.000	2						P
							46-13		1	1	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	.000	.000	.000	.000		.05	-0.001	.06	0.00%	-0.35

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