highest k/9 in a season minimum 32 games

Aroldis Chapman has the best K/9 with 32+ games pitched in a season, with 17.67 per nine innings in 2014.

Interpreted as:

highest k/9 by a player in a season minimum 32 games

	NAME	K/9	G	SEASON	TM	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Aroldis Chapman A. Chapman	17.67	54	2014	CIN	0	3	.000	0	2.00	106	0	0	36	54.0	21	12	12	1	24	2	44	0	202	4	4.00	4.42	0.17	52.5	11.9	0.83	.290	2.00	54	0.89	23	3.50	17
2	Edwin Díaz E. Díaz	17.13	61	2022	NYM	3	1	.750	0	1.31	118	0	0	32	62.0	34	9	9	3	18	2	49	1	235	2	2.61	6.56	0.44	50.2	7.7	0.84	.330	1.31	34	0.90	23	4.94	21.2
3	Craig Kimbrel C. Kimbrel	16.66	63	2012	ATL	3	1	.750	0	1.01	116	0	0	42	62.2	27	7	7	3	14	2	56	0	231	5	2.01	8.29	0.43	50.2	6.1	0.65	.250	1.01	26	0.77	20	3.88	21.6
4	Craig Kimbrel C. Kimbrel	16.43	67	2017	BOS	5	0	1.000	0	1.43	126	0	0	35	69.0	33	11	11	6	14	4	51	0	254	5	1.83	9.00	0.78	49.6	5.5	0.68	.260	1.43	31	1.41	32	4.30	22.7
5	Josh Hader J. Hader	16.41	61	2019	MIL	3	5	.375	0	2.62	138	0	0	37	75.2	41	22	24	15	20	4	46	2	289	0	2.38	6.90	1.78	47.8	6.9	0.81	.232	2.85	59	3.08	70	4.88	11.3
6	Aroldis Chapman A. Chapman	16.31	55	2018	NYY	3	0	1.000	0	2.45	93	0	0	32	51.1	24	14	15	2	30	5	43	0	212	9	5.26	3.10	0.35	43.9	14.2	1.05	.268	2.63	58	2.08	48	4.21	12.5
7	Félix Bautista F. Bautista	16.23	56	2023	BAL	8	2	.800	0	1.48	110	0	0	33	61.0	30	10	14	4	26	2	46	0	237	7	3.84	4.23	0.59	46.4	11.0	0.92	.274	2.07	35	1.87	45	4.43	16
8	Kenley Jansen K. Jansen	16.10	51	2011	LAD	2	1	.667	0	2.85	96	0	0	5	53.2	30	17	17	3	26	2	13	0	218	0	4.36	3.69	0.50	44.0	11.9	1.04	.297	2.85	79	1.73	46	5.03	12.5
9	Carlos Marmol C. Marmol	15.99	77	2010	CHC	2	3	.400	0	2.55	138	0	0	38	77.2	40	22	23	1	52	8	70	4	332	2	6.03	2.65	0.12	41.6	15.7	1.18	.293	2.67	62	2.00	50	4.64	17.4
10	Aroldis Chapman A. Chapman	15.89	61	2023	TOT	6	4	.600	0	3.09	103	0	0	6	58.1	37	20	24	4	36	1	18	2	249	9	5.55	2.86	0.62	41.4	14.5	1.25	.314	3.70	71	2.51	58	5.71	11.7
11	Aroldis Chapman A. Chapman	15.83	68	2013	CIN	4	5	.444	0	2.54	112	0	0	38	63.2	37	18	18	7	29	3	55	0	258	6	4.10	3.86	0.99	43.4	11.2	1.04	.280	2.54	67	2.46	64	5.23	9.8
12	Josh Hader J. Hader	15.82	55	2018	MIL	6	1	.857	0	2.43	143	0	0	12	81.1	36	22	23	9	30	1	14	0	306	0	3.32	4.77	1.00	46.7	9.8	0.81	.220	2.55	60	2.22	55	3.98	16.6
13	Aroldis Chapman A. Chapman	15.74	65	2015	CIN	4	4	.500	0	1.63	116	0	0	33	66.1	43	12	13	3	33	5	54	1	278	7	4.48	3.52	0.41	41.7	11.9	1.15	.331	1.76	41	1.94	49	5.83	14.6
14	Josh Hader J. Hader	15.65	60	2021	MIL	4	2	.667	0	1.23	102	0	0	34	58.2	25	8	8	3	24	2	42	0	224	3	3.68	4.25	0.46	45.5	10.7	0.84	.237	1.23	29	1.68	39	3.84	16.8
15	Dellin Betances D. Betances	15.53	73	2016	NYY	3	6	.333	0	3.08	126	0	0	12	73.0	54	25	31	5	28	1	20	0	299	6	3.45	4.50	0.62	42.1	9.4	1.12	.353	3.82	73	1.77	40	6.66	20.7
16	Dellin Betances D. Betances	15.52	66	2018	NYY	4	6	.400	0	2.70	115	0	0	4	66.2	44	20	22	7	26	5	15	2	272	4	3.51	4.42	0.95	42.3	9.6	1.05	.311	2.97	63	2.47	57	5.94	13.5
17	Aroldis Chapman A. Chapman	15.50	61	2021	NYY	6	4	.600	0	3.36	97	0	0	30	56.1	36	21	23	9	38	3	46	2	243	7	6.07	2.55	1.44	39.9	15.6	1.31	.281	3.67	79	3.98	92	5.75	2.1
18	Matt Barnes M. Barnes	15.39	70	2019	BOS	5	4	.556	0	3.78	110	0	0	4	64.1	51	27	29	8	38	2	14	2	285	13	5.32	2.89	1.12	38.6	13.3	1.38	.339	4.06	78	3.26	72	7.13	9
19	Edwin Díaz E. Díaz	15.36	66	2019	NYM	2	7	.222	0	5.59	99	0	0	26	58.0	58	36	36	15	22	4	48	3	254	3	3.41	4.50	2.33	39.0	8.7	1.38	.377	5.59	137	4.50	105	9.00	-1.4
20	Edwin Díaz E. Díaz	15.33	49	2016	SEA	0	4	.000	0	2.79	88	0	0	18	51.2	45	16	16	5	15	3	23	2	217	6	2.61	5.87	0.87	40.6	6.9	1.16	.377	2.79	70	2.04	49	7.84	12.4
21	Aroldis Chapman A. Chapman	15.32	68	2012	CIN	5	5	.500	0	1.51	122	0	0	38	71.2	35	12	13	4	23	4	52	0	276	4	2.89	5.30	0.50	44.2	8.3	0.81	.252	1.63	38	1.54	38	4.40	19.3
22	Nick Anderson N. Anderson	15.23	68	2019	TOT	5	4	.556	0	3.32	110	0	0	1	65.0	52	24	24	8	18	2	3	4	264	4	2.49	6.11	1.11	41.7	6.8	1.08	.349	3.32	79	2.34	54	7.20	14.7
23	Edwin Díaz E. Díaz	15.22	73	2018	SEA	0	4	.000	0	1.96	124	0	0	57	73.1	41	16	17	5	17	6	65	0	280	3	2.09	7.29	0.61	44.3	6.1	0.79	.281	2.09	48	1.60	38	5.03	21.3
24	Mason Miller M. Miller	15.18	60	2025	TOT	1	2	.333	0	2.63	104	0	0	22	61.2	28	18	19	5	28	1	37	2	234	3	4.09	3.71	0.73	44.4	12.0	0.91	.240	2.77	64	2.22	53	4.09	13.2
25	Craig Kimbrel C. Kimbrel	15.08	63	2021	TOT	4	5	.444	0	2.26	100	0	0	24	59.2	31	15	19	6	23	3	43	1	235	8	3.47	4.35	0.91	42.6	9.8	0.91	.243	2.87	52	2.42	55	4.68	12.6

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TEAM	W	L	PCT	GB
Brewers	97	65	.599
Cubs	92	70	.568	5.0
Reds	83	79	.512	14.0
Cardinals	78	84	.481	19.0
Pirates	71	91	.438	26.0

Schedule

DATE	MATCHUP			TIME (ET)
Thu 3/26	BOS	@	CIN	4:10 PM
Sat 3/28	BOS	@	CIN	4:10 PM
Sun 3/29	BOS	@	CIN	1:40 PM
Mon 3/30	PIT	@	CIN	6:40 PM
Tue 3/31	PIT	@	CIN	6:40 PM

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MLB 2025 Standings

NL East	W	L	PCT	GB
Phillies - y	96	66	.593
Mets	83	79	.512	13.0
Marlins	79	83	.488	17.0
Braves	76	86	.469	20.0
Nationals	66	96	.407	30.0
NL Central	W	L	PCT	GB
Brewers - y	97	65	.599
Cubs - w	92	70	.568	5.0
Reds - w	83	79	.512	14.0
Cardinals	78	84	.481	19.0
Pirates	71	91	.438	26.0
NL West	W	L	PCT	GB
Dodgers - y	93	69	.574
Padres - w	90	72	.556	3.0
Giants	81	81	.500	12.0
Diamondbacks	80	82	.494	13.0
Rockies	43	119	.265	50.0

AL East	W	L	PCT	GB
Blue Jays - y	94	68	.580
Yankees - w	94	68	.580
Red Sox - w	89	73	.549	5.0
Rays	77	85	.475	17.0
Orioles	75	87	.463	19.0
AL Central	W	L	PCT	GB
Guardians - y	88	74	.543
Tigers - w	87	75	.537	1.0
Royals	82	80	.506	6.0
Twins	70	92	.432	18.0
White Sox	60	102	.370	28.0
AL West	W	L	PCT	GB
Mariners - y	90	72	.556
Astros	87	75	.537	3.0
Rangers	81	81	.500	9.0
Athletics	76	86	.469	14.0
Angels	72	90	.444	18.0

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DATE	MATCHUP			SCORE
Tue 9/16	CIN	@	STL	6-2
Tue 9/16	ATL	@	WSH	9-4
Tue 9/16	ATH	@	BOS	4-5
Tue 9/16	TOR	@	TBR	1-2
Tue 9/16	SEA	@	KCR	5-7

Schedule

DATE	MATCHUP			TIME (ET)
Wed 3/25	NYY	@	SFG	8:05 PM
Thu 3/26	LAA	@	HOU	4:00 AM
Thu 3/26	WSH	@	CHC	4:00 AM
Thu 3/26	PIT	@	NYM	1:15 PM
Thu 3/26	CWS	@	MIL	2:10 PM

Aroldis Chapman has the best K/9 with 32+ games pitched in a season, with 17.67 per nine innings in 2014.

Interpreted as:

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