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

51-14 / in Starts: 0-0

2018 Batting Game Log

Click two rows to sum games (Clear)

2018 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	451	2 (1)	Mar 30	LAD		SFG	L,0-1	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
2	452	5 (2)	Apr 2	LAD	@	ARI	L,7-8	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
3	453	8 (2)	Apr 7	LAD	@	SFG	L,5-7	12-13	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
4	454	9	Apr 8	LAD	@	SFG	W,2-1	10-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
5	455	10	Apr 10	LAD		OAK	W,4-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
6	456	12 (1)	Apr 13	LAD		ARI	L,7-8	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
7	457	16 (3)	Apr 17	LAD	@	SDP	W,7-3	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
8	458	19 (2)	Apr 21	LAD		WSN	W,4-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
9	459	20	Apr 22	LAD		WSN	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
10	460	23 (2)	Apr 25	LAD		MIA	L,6-8	9-9	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	Pos
11	461	29 (5)	May 1	LAD	@	ARI	L,3-4	8-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
12	462	30	May 2	LAD	@	ARI	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
13	463	31	May 3	LAD	@	ARI	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
14	464	35 (3)	May 8	LAD		ARI	L,5-8	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
15	465	36	May 9	LAD		ARI	W,6-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
16	466	40 (3)	May 13	LAD		CIN	L,3-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						P
17	467	43 (2)	May 17	LAD	@	MIA	W,7-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
18	468	44	May 19 (1)	LAD	@	WSN	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
19	469	45	May 19 (2)	LAD	@	WSN	W,5-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
20	470	48 (2)	May 22	LAD		COL	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
21	471	49	May 23	LAD		COL	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8						P
22	472	50	May 25	LAD		SDP	W,4-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
23	473	53 (2)	May 28	LAD		PHI	W,5-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
24	474	56 (2)	May 31	LAD		PHI	L,1-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					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
25	475	57	Jun 1	LAD	@	COL	W,11-8	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
26	476	59 (1)	Jun 3	LAD	@	COL	W,10-7	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
27	477	62 (2)	Jun 7	LAD	@	PIT	W,8-7	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						P
28	478	63	Jun 8	LAD		ATL	W,7-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
29	479	67 (3)	Jun 13	LAD		TEX	W,3-2	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
30	480	68	Jun 15	LAD		SFG	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
31	481	69	Jun 16	LAD		SFG	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
32	482	71 (1)	Jun 19 (1)	LAD	@	CHC	W,4-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
33	483	74 (2)	Jun 22	LAD	@	NYM	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
34	484	76 (1)	Jun 24	LAD	@	NYM	W,8-7	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					3						P
35	485	77	Jun 25	LAD		CHC	W,2-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
36	486	79 (1)	Jun 27	LAD		CHC	W,7-5	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					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	Pos
37	487	83 (3)	Jul 1	LAD		COL	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
38	488	86 (2)	Jul 4	LAD		PIT	W,6-4	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					7						P
39	489	92 (5)	Jul 11	LAD	@	SDP	W,4-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
40	490	93	Jul 12	LAD	@	SDP	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
41	491	95 (1)	Jul 14	LAD		LAA	L,4-5	10-GF(10)	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
42	492	96	Jul 15	LAD		LAA	W,5-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
43	493	97	Jul 20	LAD	@	MIL	W,6-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
44	494	100 (2)	Jul 23	LAD	@	PHI	W,7-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
45	495	101	Jul 24	LAD	@	PHI	L,4-7	14-16	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					8						P
46	496	104 (2)	Jul 27	LAD	@	ATL	W,4-1	8-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					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
47	497	109 (4)	Aug 1	LAD		MIL	W,6-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
48	498	113 (3)	Aug 5	LAD		HOU	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
49	499	126 (12)	Aug 20	LAD		STL	L,3-5	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
50	500	128 (1)	Aug 22	LAD		STL	L,1-3	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
51	501	130 (1)	Aug 25	LAD		SDP	W,5-4	9-9	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
52	502	135 (4)	Aug 31	LAD		ARI	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					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	Pos
53	503	136	Sep 1	LAD		ARI	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					4						P
54	504	137	Sep 2	LAD		ARI	W,3-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
55	505	140 (2)	Sep 5	LAD		NYM	L,3-7	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
56	506	146 (5)	Sep 12	LAD	@	CIN	W,8-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					1						P
57	507	147	Sep 13	LAD	@	STL	W,9-7	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
58	508	148	Sep 14	LAD	@	STL	W,3-0	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
59	509	152 (3)	Sep 18	LAD		COL	W,3-2	9-10	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
60	510	153	Sep 19	LAD		COL	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
61	511	155 (1)	Sep 22	LAD		SDP	W,7-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					2						P
62	512	157 (1)	Sep 24	LAD	@	ARI	W,7-4	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					5						P
63	513	160 (2)	Sep 28	LAD	@	SFG	W,3-1	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					6						P
64	514	161	Sep 29	LAD	@	SFG	W,10-6	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
65	515	163 (1)	Oct 1	LAD		COL	W,5-2	9-GF	0	0	0	0	0	0	0	0	0		0	0	0		0		0	0					9						P
							51-14		0	0	0	0	0	0	0	0	0		0	0	0		0		0	0

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