Between the 1990 and 1999 seasons, Pedro Martinez had the highest K/9 in a season, with 13.20 per nine innings in 1999.

Interpreted as:

highest k/9 with a minimum of 1 IP per team game by a player in a season 1990 to 1999

	NAME	K/9	SEASON	TM	G	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	Pedro Martinez P. Martinez	13.20	1999	BOS	31	23	4	.852	29	2.07	313	5	1	0	213.1	160	49	56	9	37	9	1	1	835	6	1.56	8.46	0.38	37.5	4.4	0.92	.323	2.36	42	1.38	30	6.75	79.4
2	Kerry Wood K. Wood	12.58	1998	CHC	26	13	6	.684	26	3.40	233	1	1	0	166.2	117	63	69	14	85	11	0	1	699	6	4.59	2.74	0.76	33.3	12.2	1.21	.289	3.73	80	3.16	73	6.32	21.9
3	Randy Johnson R. Johnson	12.35	1995	SEA	30	18	2	.900	30	2.48	294	6	3	0	214.1	159	59	65	12	65	6	0	1	866	5	2.73	4.52	0.50	33.9	7.5	1.05	.301	2.73	53	2.08	44	6.68	62
4	Randy Johnson R. Johnson	12.30	1997	SEA	30	20	4	.833	29	2.28	291	5	2	0	213.0	147	54	60	20	77	10	0	2	850	4	3.25	3.78	0.85	34.2	9.1	1.05	.281	2.54	50	2.82	62	6.21	41.3
5	Randy Johnson R. Johnson	12.12	1998	TOT	34	19	11	.633	34	3.28	329	10	6	0	244.1	203	89	102	23	86	14	0	1	1,014	7	3.17	3.83	0.85	32.4	8.5	1.18	.320	3.76	72	2.89	65	7.48	42.2
6	Randy Johnson R. Johnson	12.06	1999	ARI	35	17	9	.654	35	2.48	364	12	2	0	271.2	207	75	86	30	70	9	0	3	1,079	4	2.32	5.20	0.99	33.7	6.5	1.02	.292	2.85	53	2.75	59	6.86	57.2
7	Pedro Martinez P. Martinez	11.37	1997	MON	31	17	8	.680	31	1.90	305	13	4	0	241.1	158	51	65	16	67	9	0	5	947	3	2.50	4.55	0.60	32.2	7.1	0.93	.258	2.42	45	2.38	57	5.89	49
8	Curt Schilling C. Schilling	11.29	1997	PHI	35	17	11	.607	35	2.97	319	7	2	0	254.1	208	84	96	25	58	5	0	3	1,009	5	2.05	5.50	0.88	31.6	5.7	1.05	.304	3.40	69	2.61	62	7.36	45.8
9	Hideo Nomo H. Nomo	11.10	1995	LAD	28	13	6	.684	28	2.54	236	4	3	0	191.1	124	54	63	14	78	5	0	2	780	19	3.67	3.03	0.66	30.3	10.0	1.06	.246	2.96	65	2.88	71	5.83	26.1
10	Randy Johnson R. Johnson	10.86	1993	SEA	35	19	8	.704	34	3.24	308	10	3	1	255.1	185	92	97	22	99	16	1	1	1,043	8	3.49	3.11	0.78	29.5	9.5	1.11	.273	3.42	74	3.04	70	6.52	36.2
11	Randy Johnson R. Johnson	10.67	1994	SEA	23	13	6	.684	23	3.19	204	9	4	0	172.0	132	61	65	14	72	6	0	2	694	5	3.77	2.83	0.73	29.4	10.4	1.19	.296	3.40	67	3.17	67	6.91	29.9
12	Nolan Ryan N. Ryan	10.56	1991	TEX	27	12	6	.667	27	2.91	203	2	2	0	173.0	102	56	58	12	72	5	0	0	683	8	3.75	2.82	0.62	29.7	10.5	1.01	.230	3.02	72	2.74	68	5.31	24.4
13	Roger Clemens R. Clemens	10.39	1998	TOR	33	20	6	.769	33	2.65	271	5	3	0	234.2	169	69	78	11	88	7	0	0	961	6	3.38	3.08	0.42	28.2	9.2	1.10	.271	2.99	57	2.65	59	6.48	49.2
14	Randy Johnson R. Johnson	10.31	1992	SEA	31	12	14	.462	31	3.77	241	6	2	0	210.1	154	88	104	13	144	18	0	1	922	13	6.16	1.67	0.56	26.1	15.6	1.42	.279	4.45	96	3.60	91	6.59	7.9
15	David Cone D. Cone	10.25	1997	NYY	29	12	6	.667	29	2.82	222	1	0	0	195.0	155	61	67	17	86	4	0	2	805	14	3.97	2.58	0.78	27.6	10.7	1.24	.290	3.09	64	3.34	75	7.15	24.9
16	Nolan Ryan N. Ryan	10.24	1990	TEX	30	13	9	.591	30	3.44	232	5	2	0	204.0	137	78	86	18	74	7	0	2	818	9	3.26	3.14	0.79	28.4	9.0	1.03	.244	3.79	88	2.86	73	6.04	23.7
17	Randy Johnson R. Johnson	10.19	1991	SEA	33	13	10	.565	33	3.98	228	2	1	0	201.1	151	89	96	15	152	12	0	0	889	12	6.79	1.50	0.67	25.6	17.1	1.50	.282	4.29	96	4.00	99	6.75	1
18	Hideo Nomo H. Nomo	10.11	1997	LAD	33	14	12	.538	33	4.25	233	1	0	0	207.1	193	98	104	23	92	9	0	2	904	10	3.99	2.53	1.00	25.8	10.2	1.37	.311	4.51	109	3.76	91	8.38	9
19	Curt Schilling C. Schilling	10.05	1998	PHI	35	15	14	.517	35	3.25	300	15	2	0	268.2	236	97	101	23	61	6	0	3	1,089	12	2.04	4.92	0.77	27.5	5.6	1.11	.305	3.38	76	2.76	65	7.91	45.1
20	Roger Clemens R. Clemens	9.95	1997	TOR	34	21	7	.750	34	2.05	292	9	3	0	264.0	204	60	65	9	68	12	0	1	1,044	4	2.32	4.29	0.31	28.0	6.5	1.03	.294	2.22	45	2.24	50	6.95	66.3
21	David Cone D. Cone	9.91	1990	NYM	31	14	10	.583	30	3.23	233	6	2	0	211.2	177	76	84	21	65	1	1	1	860	10	2.76	3.58	0.89	27.1	7.6	1.14	.289	3.57	89	2.82	76	7.53	21.1
22	Andy Benes A. Benes	9.87	1994	SDP	25	6	14	.300	25	3.86	189	2	2	0	172.1	155	74	82	20	51	1	0	2	717	4	2.66	3.71	1.04	26.4	7.1	1.20	.296	4.28	93	3.34	77	8.09	19.3
23	John Smoltz J. Smoltz	9.79	1996	ATL	35	24	8	.750	35	2.94	276	6	2	0	253.2	199	83	93	19	55	2	0	3	995	10	1.95	5.02	0.67	27.7	5.5	1.00	.280	3.30	69	2.63	60	7.06	48.4
24	Pedro Martinez P. Martinez	9.67	1998	BOS	33	19	7	.731	33	2.89	251	3	2	0	233.2	188	75	82	26	67	8	0	3	951	9	2.58	3.75	1.00	26.4	7.0	1.09	.270	3.16	61	3.39	76	7.24	28.4
25	Roger Clemens R. Clemens	9.53	1996	BOS	34	10	13	.435	34	3.63	257	6	2	0	242.2	216	98	106	19	106	4	0	2	1,032	8	3.93	2.42	0.70	24.9	10.3	1.33	.305	3.93	71	3.42	70	8.01	39.1

Unlock 2x data

More Red Sox Stats

Team Batting Leaders

7

Contreras

RBI

20

Contreras

AVG

.307

Abreu

Team Pitching Leaders

3

Crochet

37

Crochet

ERA

2.41

Morán

Team Rankings

29th

123

24th

246

26th

ERA

4.35

22nd

2026 Division Standings

TEAM	W	L	PCT	GB
Yankees	20	11	.645
Rays	18	12	.600	1.5
Orioles	15	16	.484	5.0
Blue Jays	14	17	.452	6.0
Red Sox	12	19	.387	8.0

Schedule

DATE	MATCHUP			TIME (ET)
Fri 5/1	HOU	@	BOS	7:10 PM
Sat 5/2	HOU	@	BOS	4:10 PM
Sun 5/3	HOU	@	BOS	1:35 PM
Mon 5/4	BOS	@	DET	6:40 PM
Tue 5/5	BOS	@	DET	6:40 PM

Last Game

Red Sox

12 - 19

Final

Blue Jays

14 - 16

Wed 29 Apr 2026

MLB 2026 Batting Leaders

HR Leaders

12

Murakami

12

Alvarez

12

Judge

RBI Leaders

29

Stewart

28

Hicks

28

Olson

Batting Average Leaders

.378

Vargas

.356

Alvarez

.354

Guerrero

Hit Leaders

42

Alvarez

41

Langeliers

40

Baldwin

Run Leaders

30

Baldwin

30

Wood

29

Trout

OBP Leaders

.462

Alvarez

.443

Rice

.438

Guerrero

SLG Leaders

.737

Alvarez

.714

Rice

.689

Vargas

SB Leaders

14

Nuñez

12

Caballero

12

Ramírez

MLB 2026 Pitching Leaders

Win Leaders

5

Williams

5

Sale

5

Roupp

Strikeout Leaders

53

Williams

51

Misiorowski

50

Sánchez

ERA Leaders

0.84

Soriano

1.51

Schlittler

1.70

Martinez

WHIP Leaders

0.74

Schlittler

0.80

Fried

0.83

Glasnow

K/9 Leaders

14.07

Cease

14.05

Misiorowski

12.19

Gore

K/BB Leaders

8.17

Schlittler

7.50

Skubal

6.40

Rasmussen

Walk Leaders

5

Rasmussen

5

McGreevy

6

Schlittler

MLB Fantasy 2026

FanDuel Points Leaders

594.7

Ohtani

513.5

Alvarez

507

Wood

DraftKings Points Leaders

406.7

Ohtani

385

Alvarez

370

Wood

MLB 2026 Betting

Best Record ATS

20-10

21-11

20-11

19-11

20-12

Worst Record ATS

6-25

10-21

12-20

12-19

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves	22	10	.688
Marlins	15	16	.484	6.5
Nationals	15	17	.469	7.0
Phillies	12	19	.387	9.5
Mets	10	21	.323	11.5
NL Central	W	L	PCT	GB
Reds	20	11	.645
Cubs	19	12	.613	1.0
Cardinals	18	13	.581	2.0
Brewers	16	14	.533	3.5
Pirates	16	16	.500	4.5
NL West	W	L	PCT	GB
Dodgers	20	11	.645
Padres	19	11	.633	0.5
Diamondbacks	16	14	.533	3.5
Rockies	14	18	.438	6.5
Giants	13	18	.419	7.0

AL East	W	L	PCT	GB
Yankees	20	11	.645
Rays	18	12	.600	1.5
Orioles	15	16	.484	5.0
Blue Jays	14	17	.452	6.0
Red Sox	12	19	.387	8.0
AL Central	W	L	PCT	GB
Guardians	16	16	.500
Tigers	16	16	.500
White Sox	14	17	.452	1.5
Twins	14	18	.438	2.0
Royals	12	19	.387	3.5
AL West	W	L	PCT	GB
Athletics	17	14	.548
Mariners	16	16	.500	1.5
Rangers	15	16	.484	2.0
Astros	12	20	.375	5.5
Angels	12	20	.375	5.5

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Wed 4/15	BOS	@	MIN	9-5
Wed 4/15	CHC	@	PHI	11-2
Wed 4/15	TBR	@	CWS	8-3
Wed 4/15	TEX	@	ATH	5-6
Wed 4/15	SEA	@	SDP	6-7

Schedule

DATE	MATCHUP			TIME (ET)
Fri 5/1	AZ	@	CHC	2:20 PM
Fri 5/1	TEX	@	DET	6:40 PM
Fri 5/1	MIL	@	WSH	6:45 PM
Fri 5/1	CIN	@	PIT	6:45 PM
Fri 5/1	BAL	@	NYY	7:05 PM

Between the 1990 and 1999 seasons, Pedro Martinez had the highest K/9 in a season, with 13.20 per nine innings in 1999.

Interpreted as:

Related Searches

More Red Sox Stats

7

20

.307

3

37

2.41

MLB 2026 Batting Leaders

12

12

12

29

28

28

.378

.356

.354

42

41

40

30

30

29

.462

.443

.438

.737

.714

.689

14

12

12

MLB 2026 Pitching Leaders

5

5

5

53

51

50

0.84

1.51

1.70

0.74

0.80

0.83

14.07

14.05

12.19

8.17

7.50

6.40

5

5

6

MLB Fantasy 2026

594.7

513.5

507

406.7

385

370

MLB 2026 Betting

MLB 2026 Standings

MLB 2026 Scores & Schedule

Scores

Schedule