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

1.59

2.52

823

424

5.2

819.1

1168

WHIP

1.588

0.961

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Team Record in Appearances: 48-6

Days of Rest

Inning/Score Appearance Matrix

Multiple inning appearances: 1, Entered with runners on base: 6

2015 Pitching Game Log

Click two rows to sum games (Clear)

2015 Pitching Game Log
Rk	Gcar	Gtm	Date	Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
1	285	35	May 15	LAD		COL	W,6-4	8-8	H(1)	99	1.0	0	0	0	0	4	0	0	0.00	-4.87	4	14	13	3	9	0	0	0	0	0		0	0	1	0	0	4	0	0	0	0	0	0	1.84	0.067	2.47	0.05%	0.44	8t --- 0 out a2	8t 3 out a2
2	286	37	May 17	LAD		COL	W,1-0	9-GF	S(1)	1	1.0	0	0	0	0	1	0	0	0.00	-1.87	3	12	10	1	3	0	2	0	2	0		0	0	0	0	0	3	0	0	0	0	0	0	2.02	0.148	2.81	0.12%	0.44	9t --- 0 out a1	9t end a 1
3	287	41	May 22	LAD		SDP	W,2-1	9-GF	S(2)	4	1.0	0	0	0	0	2	0	0	0.00	-1.53	3	12	9	3	2	1	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.02	0.148	2.87	0.13%	0.44	9t --- 0 out a1	9t end a 1
4	288	42	May 23	LAD		SDP	W,2-0	9-GF	S(3)	0	1.0	0	0	0	0	1	0	0	0.00	-0.87	3	7	5	1	1	1	1	0	1	0		0	0	0	0	0	3	0	0	0	0	0	0	.87	0.064	1.26	0.06%	0.44	9t --- 0 out a2	9t end a 2
5	289	44	May 25	LAD		ATL	W,6-3	9-GF	S(4)	1	1.0	0	0	0	0	1	0	0	0.00	-0.47	3	12	10	2	2	2	0	0	0	0		2	1	0	0	0	3	0	0	0	0	0	0	1.05	0.075	1.39	0.06%	0.78	9t 1-3 0 out a4	9t end a 3
Jun				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
6	290	52	Jun 2(2)	LAD	@	COL	W,9-8	9-GF	S(5)	7	1.0	1	0	0	0	2	0	0	0.00	-0.53	4	16	12	4	1	2	0	0	0	0		0	0	0	0	0	4	1	0	0	0	0	0	4.34	0.216	6.40	0.19%	0.55	9b --- 0 out a1	9b end a 1
7	291	56	Jun 6	LAD		STL	W,2-0	9-GF	S(6)	3	1.0	0	0	0	0	1	0	0	0.00	-0.29	3	11	9	2	0	0	2	0	2	0		0	0	0	0	0	3	0	0	0	0	0	0	.87	0.064	1.20	0.05%	0.44	9t --- 0 out a2	9t end a 2
8	292	59	Jun 9	LAD		ARI	W,3-1	9-GF	S(7)	2	1.0	0	0	0	0	2	0	0	0.00	-0.37	3	11	8	0	5	0	1	0	1	0		0	0	0	0	0	3	0	0	0	0	0	0	.87	0.064	1.27	0.06%	0.44	9t --- 0 out a2	9t end a 2
9	293	60	Jun 10	LAD		ARI	W,7-6	9-GF	BW(1-0)	0	1.0	1	1	1	0	1	1	0	1.00	1.25	4	16	11	4	1	0	3	1	1	0		0	0	0	0	0	4	0	0	0	0	0	0	1.98	-0.227	2.93	-0.20%	-0.56	9t --- 0 out a1	9t end tie
10	294	61	Jun 12	LAD	@	SDP	W,4-3	9-GF	S(8)	1	1.0	1	0	0	0	3	0	0	0.90	0.83	4	19	14	3	4	1	0	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	2.67	0.180	4.36	0.18%	0.44	9b --- 0 out a1	9b end a 1
11	295	63	Jun 14	LAD	@	SDP	W,4-2	12-GF(12)	S(9)	1	1.0	1	0	0	0	2	0	0	0.82	0.68	4	9	9	2	1	1	1	0	1	0		0	0	0	0	0	4	0	0	0	0	0	0	1.16	0.078	1.94	0.08%	0.44	12b --- 0 out a2	12b end a 2
12	296	67	Jun 18	LAD		TEX	W,1-0	9-GF	W(2-0)	3	1.0	0	0	0	0	2	0	0	0.75	0.55	3	16	11	4	4	1	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	1.71	0.125	2.45	0.11%	0.44	9t --- 0 out tie	9t end tie
13	297	72	Jun 23	LAD	@	CHC	L,0-1	10-GF(10)		4	0.2	0	0	0	0	0	0	0	0.71	0.69	2	12	9	1	2	1	1	1	0	0		3	1	0	0	0	1	0	0	0	0	1	0	4.24	-0.065	6.37	-0.06%	0.87	10b 123 0 out tie	10b end d 1
14	298	73	Jun 24	LAD	@	CHC	W,5-2	9-GF	S(10)	0	1.0	1	0	0	0	1	0	0	0.66	0.72	3	10	6	1	1	1	1	1	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.42	0.036	.64	0.03%	0.46	9b --- 0 out a3	9b end a 3
15	299	74	Jun 25	LAD	@	CHC	W,4-0	9-GF		0	1.0	0	0	0	0	1	0	0	0.61	0.75	3	16	10	3	2	0	2	0	2	0		0	0	0	0	0	3	0	0	0	0	0	0	.20	0.015	.33	0.02%	0.46	9b --- 0 out a4	9b end a 4
16	300	77	Jun 28	LAD	@	MIA	W,2-0	9-GF	S(11)	2	1.0	1	0	0	0	2	0	0	0.57	0.64	4	14	10	3	3	1	1	0	1	0		0	0	0	0	0	4	1	0	0	0	0	0	2.16	0.079	3.19	0.07%	0.45	9b --- 0 out a2	9b end a 2
17	301	79	Jun 30	LAD	@	ARI	W,6-4	10-GF(10)	S(12)	1	1.0	1	1	1	1	2	0	0	1.08	0.73	5	18	14	5	3	1	1	1	0	0		0	0	0	0	0	4	1	0	0	0	0	0	.72	0.039	1.25	0.04%	-0.51	10b --- 0 out a3	10b end a 2
Jul				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
18	302	80	Jul 1	LAD	@	ARI	W,4-3	9-GF	S(13)	0	1.0	1	1	1	0	2	1	0	1.53	1.38	4	11	9	1	4	0	2	1	0	0		0	0	0	0	0	4	0	0	0	0	0	0	1.83	0.088	3.18	0.09%	-0.51	9b --- 0 out a2	9b end a 1
19	303	81	Jul 3	LAD		NYM	L,1-2	9-GF	L(2-1)	1	1.0	1	1	1	0	2	0	0	1.93	1.26	5	24	20	5	4	0	3	1	0	0		0	0	0	0	0	4	1	0	0	0	1	1	1.84	-0.320	2.72	-0.28%	-0.56	9t --- 0 out tie	9t end d 1
20	304	84	Jul 6	LAD		PHI	W,10-7	9-GF	S(14)	2	1.0	1	0	0	1	2	0	0	1.83	1.30	5	18	12	6	2	0	2	1	0	0		0	0	0	0	0	4	0	0	0	0	0	0	1.64	0.028	2.39	0.02%	0.44	9t --- 0 out a3	9t end a 3
21	305	88	Jul 10	LAD		MIL	W,3-2	9-GF	S(15)	3	1.0	0	0	0	0	2	0	0	1.74	1.20	3	13	8	2	3	0	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.02	0.148	2.75	0.12%	0.44	9t --- 0 out a1	9t end a 1
22	306	90	Jul 12	LAD		MIL	W,4-3	9-GF	S(16)	1	1.0	0	0	0	0	2	0	0	1.66	1.10	3	16	10	2	4	0	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.02	0.148	2.84	0.13%	0.44	9t --- 0 out a1	9t end a 1
23	307	92	Jul 18	LAD	@	WSN	W,4-2	9-GF		5	1.0	2	2	2	0	3	1	0	2.38	1.50	5	18	16	4	5	1	1	0	0	0		0	0	0	0	0	5	0	0	0	0	0	0	.55	0.016	.82	0.02%	-1.53	9b --- 0 out a4	9b end a 2
24	308	96	Jul 22	LAD	@	ATL	W,3-1	9-GF	S(17)	3	1.0	0	0	0	1	2	0	0	2.28	1.53	4	19	10	4	3	1	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.26	0.080	3.33	0.07%	0.45	9b --- 0 out a2	9b end a 2
25	309	100	Jul 26	LAD	@	NYM	L,2-3	10-GF(10)		3	0.0	1	0	0	0	0	0	0	2.28	1.53	1	3	3	1	0	0	1	0	0	0		2	1	0	0	0	1	0	0	0	0	0	0	4.33	-0.300	6.12	-0.26%	-1.00	10b 12- 1 out tie	10b end d 1
26	310	102	Jul 29	LAD		OAK	W,10-7	9-GF		2	1.0	1	1	1	0	1	1	0	2.55	2.04	4	18	12	3	3	1	2	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	.21	0.012	.32	0.01%	-0.56	9t --- 0 out a4	9t end a 3
27	311	103	Jul 31	LAD		LAA	W,5-3	9-GF	S(18)	1	1.0	1	1	1	0	1	1	1	2.81	2.63	5	26	19	4	1	0	3	2	0	0		0	0	0	0	0	4	0	0	0	0	0	0	.94	0.028	1.46	0.03%	-0.56	9t --- 0 out a3	9t end a 2
Aug				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
28	312	104	Aug 1	LAD		LAA	W,3-1	9-GF	S(19)	0	1.0	2	1	1	1	2	0	0	3.04	2.61	6	24	17	4	3	1	2	1	1	0		0	0	0	0	0	5	0	0	0	0	0	0	1.82	0.028	2.72	0.03%	-0.56	9t --- 0 out a3	9t end a 2
29	313	107	Aug 5	LAD	@	PHI	W,4-3	9-GF	S(20)	3	1.0	0	0	0	0	3	0	0	2.93	2.41	3	13	9	1	5	0	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.49	0.183	3.79	0.17%	0.45	9b --- 0 out a1	9b end a 1
30	314	108	Aug 6	LAD	@	PHI	W,10-8	9-GF	S(21)	0	0.2	2	0	0	0	0	0	0	2.86	2.43	3	7	6	2	1	0	3	1	0	0		2	2	0	0	0	3	1	0	0	0	0	0	2.75	0.037	4.19	0.03%	-1.15	9b 12- 1 out a4	9b end a 2
31	315	112	Aug 10	LAD		WSN	L,3-8	9-GF		3	1.0	0	0	0	0	3	0	0	2.76	2.25	3	14	11	2	6	0	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.00	0.000	.00	0.00%	0.44	9t --- 0 out d8	9t end d 8
32	316	114	Aug 12	LAD		WSN	W,3-0	9-GF	S(22)	1	1.0	0	0	0	0	2	0	0	2.67	2.14	3	8	7	1	4	0	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.38	0.028	.63	0.03%	0.44	9t --- 0 out a3	9t end a 3
33	317	116	Aug 14	LAD		CIN	W,5-3	9-GF	S(23)	1	1.0	0	0	0	0	2	0	0	2.59	2.05	3	13	9	1	4	1	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.87	0.064	1.43	0.06%	0.44	9t --- 0 out a2	9t end a 2
34	318	118	Aug 16	LAD		CIN	W,2-1	8-GF	S(24)	1	1.1	0	0	0	0	2	0	0	2.48	1.97	4	19	15	3	2	1	1	0	0	0		1	0	0	0	0	4	0	0	0	0	0	0	2.02	0.203	3.28	0.20%	0.65	8t 1-- 2 out a1	9t end a 1
35	319	123	Aug 23	LAD	@	HOU	L,2-3	9-9	BS(2)	6	1.0	2	1	1	0	1	0	0	2.67	1.95	5	22	14	2	5	1	3	1	2	0		0	0	2	0	0	5	0	0	0	0	0	0	4.18	-0.310	7.82	-0.35%	-0.53	9b --- 0 out a1	9b 3 out tie
36	320	124	Aug 25	LAD	@	CIN	W,5-1	9-GF		1	1.0	0	0	0	0	1	0	0	2.60	1.92	3	11	7	0	1	1	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.21	0.016	.40	0.02%	0.46	9b --- 0 out a4	9b end a 4
37	321	125	Aug 26	LAD	@	CIN	W,7-4	9-GF	S(25)	0	1.0	1	0	0	1	2	0	0	2.52	1.93	5	23	17	2	4	2	0	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	.68	0.037	1.23	0.04%	0.46	9b --- 0 out a3	9b end a 3
38	322	127	Aug 28	LAD		CHC	W,4-1	9-GF	S(26)	1	1.0	0	0	0	0	1	0	0	2.45	1.91	3	9	8	1	2	2	0	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.38	0.028	.67	0.03%	0.44	9t --- 0 out a3	9t end a 3
39	323	128	Aug 29	LAD		CHC	W,5-2	9-GF	S(27)	0	1.0	1	0	0	0	1	0	0	2.39	1.89	4	16	10	6	0	2	1	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	.74	0.028	1.35	0.03%	0.44	9t --- 0 out a3	9t end a 3
40	324	130	Aug 31	LAD		SFG	W,5-4	9-9		1	1.0	1	0	0	0	0	0	0	2.33	1.92	4	14	8	1	0	2	2	2	0	0		0	0	1	0	0	4	0	0	0	0	0	0	3.11	0.125	8.45	0.21%	0.44	9t --- 0 out tie	9t 3 out tie
Sep/Oct				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	Pit	Str	StL	StS	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
41	325	131	Sep 1	LAD		SFG	W,2-1	9-GF	S(28)	0	1.0	0	0	0	0	0	0	0	2.27	1.95	3	8	5	0	0	1	2	0	1	0		0	0	0	0	0	3	0	0	0	0	0	0	2.02	0.148	4.54	0.20%	0.44	9t --- 0 out a1	9t end a 1
42	326	134	Sep 4	LAD	@	SDP	W,8-4	9-GF		2	1.0	0	0	0	0	1	0	0	2.21	1.93	3	9	8	3	2	0	2	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.20	0.014	.16	0.01%	0.44	9b --- 0 out a4	9b end a 4
43	327	135	Sep 5	LAD	@	SDP	W,2-0	9-GF	S(29)	0	1.0	0	0	0	0	1	0	0	2.16	1.91	3	10	7	2	2	1	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	1.07	0.078	.58	0.03%	0.44	9b --- 0 out a2	9b end a 2
44	328	137	Sep 7	LAD	@	LAA	W,7-5	9-GF	S(30)	1	1.0	1	0	0	0	2	0	0	2.11	1.84	4	17	11	5	3	1	1	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	2.11	0.082	1.00	0.02%	0.46	9b --- 0 out a2	9b end a 2
45	329	138	Sep 8	LAD	@	LAA	W,6-4	9-GF	S(31)	0	1.0	0	0	0	1	1	0	0	2.06	1.90	4	18	10	2	1	2	0	0	0	0		1	1	0	0	0	3	0	0	0	0	0	0	1.95	0.086	.57	0.02%	0.07	9b -2- 0 out a3	9b end a 2
46	330	141	Sep 12	LAD	@	ARI	W,9-5	9-GF		3	1.0	0	0	0	1	2	0	0	2.01	1.90	4	16	12	3	3	0	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.23	0.017	.10	0.00%	0.49	9b --- 0 out a4	9b end a 4
47	331	142	Sep 13	LAD	@	ARI	W,4-3	9-GF		0	1.0	2	3	3	1	3	1	0	2.56	2.15	6	33	23	2	4	1	1	1	0	0		0	0	0	0	0	5	0	0	0	0	0	0	.54	0.017	.21	0.00%	-2.51	9b --- 0 out a4	9b end a 1
48	332	145	Sep 16	LAD		COL	W,2-0	9-GF	S(32)	2	1.0	1	0	0	0	2	0	0	2.51	2.08	4	14	10	1	3	1	1	0	0	0		0	0	0	0	0	4	0	0	0	0	0	0	.94	0.064	.32	0.01%	0.44	9t --- 0 out a2	9t end a 2
49	333	146	Sep 18	LAD		PIT	W,6-2	9-GF		1	1.0	1	0	0	0	0	0	0	2.45	2.11	4	15	11	1	1	2	2	0	1	0		0	0	0	0	0	4	0	0	0	0	0	0	.38	0.012	.12	0.00%	0.44	9t --- 0 out a4	9t end a 4
50	334	151	Sep 23	LAD		ARI	W,4-1	9-GF	S(33)	4	1.0	1	0	0	0	0	0	0	2.40	2.13	4	11	10	3	1	1	3	1	2	0		0	0	0	0	0	4	0	0	0	0	0	0	.85	0.028	.45	0.01%	0.44	9t --- 0 out a3	9t end a 3
51	335	152	Sep 24	LAD		ARI	W,6-3	9-GF	S(34)	0	1.0	0	0	0	0	1	0	0	2.36	2.11	3	23	17	0	2	0	2	1	0	0		0	0	0	0	0	3	0	0	0	0	0	0	.38	0.028	.11	0.01%	0.44	9t --- 0 out a3	9t end a 3
52	336	158	Sep 30	LAD	@	SFG	L,0-5	8-8		5	0.2	2	1	1	0	1	0	0	2.50	2.08	4	19	12	5	1	0	3	3	0	0		0	0	1	0	0	4	0	0	0	0	0	0	.07	-0.006	.02	0.00%	-0.75	8b --- 0 out d4	8b 1-- 2 out d5
53	337	159	Oct 1	LAD	@	SFG	W,3-2	9-GF	S(35)	0	1.0	0	0	0	0	0	0	0	2.45	2.10	3	6	4	1	0	2	1	0	0	0		0	0	0	0	0	3	0	0	0	0	0	0	2.51	0.186	.68	0.03%	0.46	9b --- 0 out a1	9b end a 1
54	338	161	Oct 3	LAD		SDP	W,2-1	9-GF	S(36)	1	1.0	1	0	0	0	1	0	1	2.41	2.14	5	12	9	3	0	0	3	2	0	0		0	0	0	0	0	4	0	0	0	0	0	0	4.01	0.148	1.61	0.04%	0.44	9t --- 0 out a1	9t end a 1
							48-6		W-L:2-1,Sv:36,BSv:2,Hld:1	1.7	52.1	33	14	14	8	80	6	2	2.41	2.14	200	795	72%	16%	17%	0.59		20%	16%	0		11	55%	5	0	0	188	5	0	0	0	2	1	1.53	2.403	2.13	1.79%	7.67

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